20176550268

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{16763}}^1$

素因数の和:16896

約数の個数: 144

約数和(自身を含む): 57791543040

約数和(自身を除く): 37614992772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 89, 92, 98, 138, 147, 161, 178, 196, 267, 276, 294, 322, 356, 483, 534, 588, 623, 644, 966, 1068, 1127, 1246, 1869, 1932, 2047, 2254, 2492, 3381, 3738, 4094, 4361, 4508, 6141, 6762, 7476, 8188, 8722, 12282, 13083, 13524, 14329, 16763, 17444, 24564, 26166, 28658, 33526, 42987, 50289, 52332, 57316, 67052, 85974, 100303, 100578, 117341, 171948, 200606, 201156, 234682, 300909, 352023, 385549, 401212, 469364, 601818, 704046, 771098, 821387, 1156647, 1203636, 1408092, 1491907, 1542196, 1642774, 2313294, 2464161, 2698843, 2983814, 3285548, 4475721, 4626588, 4928322, 5397686, 5967628, 8096529, 8951442, 9856644, 10443349, 10795372, 16193058, 17902884, 18891901, 20886698, 31330047, 32386116, 34313861, 37783802, 41773396, 56675703, 62660094, 68627722, 73103443, 75567604, 102941583, 113351406, 125320188, 137255444, 146206886, 205883166, 219310329, 226702812, 240197027, 292413772, 411766332, 438620658, 480394054, 720591081, 877241316, 960788108, 1441182162, 1681379189, 2882364324, 3362758378, 5044137567, 6725516756, 10088275134, 20176550268]

約数ペア:

[(1, 20176550268), (2, 10088275134), (3, 6725516756), (4, 5044137567), (6, 3362758378), (7, 2882364324), (12, 1681379189), (14, 1441182162), (21, 960788108), (23, 877241316), (28, 720591081), (42, 480394054), (46, 438620658), (49, 411766332), (69, 292413772), (84, 240197027), (89, 226702812), (92, 219310329), (98, 205883166), (138, 146206886), (147, 137255444), (161, 125320188), (178, 113351406), (196, 102941583), (267, 75567604), (276, 73103443), (294, 68627722), (322, 62660094), (356, 56675703), (483, 41773396), (534, 37783802), (588, 34313861), (623, 32386116), (644, 31330047), (966, 20886698), (1068, 18891901), (1127, 17902884), (1246, 16193058), (1869, 10795372), (1932, 10443349), (2047, 9856644), (2254, 8951442), (2492, 8096529), (3381, 5967628), (3738, 5397686), (4094, 4928322), (4361, 4626588), (4508, 4475721), (6141, 3285548), (6762, 2983814), (7476, 2698843), (8188, 2464161), (8722, 2313294), (12282, 1642774), (13083, 1542196), (13524, 1491907), (14329, 1408092), (16763, 1203636), (17444, 1156647), (24564, 821387), (26166, 771098), (28658, 704046), (33526, 601818), (42987, 469364), (50289, 401212), (52332, 385549), (57316, 352023), (67052, 300909), (85974, 234682), (100303, 201156), (100578, 200606), (117341, 171948)]