19958484

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:414

約数の個数: 96

約数和(自身を含む): 58643200

約数和(自身を除く): 38684716

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 343, 364, 373, 546, 588, 637, 686, 746, 1029, 1092, 1119, 1274, 1372, 1492, 1911, 2058, 2238, 2548, 2611, 3822, 4116, 4459, 4476, 4849, 5222, 7644, 7833, 8918, 9698, 10444, 13377, 14547, 15666, 17836, 18277, 19396, 26754, 29094, 31332, 33943, 36554, 53508, 54831, 58188, 67886, 73108, 101829, 109662, 127939, 135772, 203658, 219324, 237601, 255878, 383817, 407316, 475202, 511756, 712803, 767634, 950404, 1425606, 1535268, 1663207, 2851212, 3326414, 4989621, 6652828, 9979242, 19958484]

約数ペア:

[(1, 19958484), (2, 9979242), (3, 6652828), (4, 4989621), (6, 3326414), (7, 2851212), (12, 1663207), (13, 1535268), (14, 1425606), (21, 950404), (26, 767634), (28, 712803), (39, 511756), (42, 475202), (49, 407316), (52, 383817), (78, 255878), (84, 237601), (91, 219324), (98, 203658), (147, 135772), (156, 127939), (182, 109662), (196, 101829), (273, 73108), (294, 67886), (343, 58188), (364, 54831), (373, 53508), (546, 36554), (588, 33943), (637, 31332), (686, 29094), (746, 26754), (1029, 19396), (1092, 18277), (1119, 17836), (1274, 15666), (1372, 14547), (1492, 13377), (1911, 10444), (2058, 9698), (2238, 8918), (2548, 7833), (2611, 7644), (3822, 5222), (4116, 4849), (4459, 4476)]