20796776

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:104

約数の個数: 128

約数和(自身を含む): 54432000

約数和(自身を除く): 33635224

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 49, 52, 53, 56, 77, 88, 91, 98, 104, 106, 143, 154, 182, 196, 212, 286, 308, 343, 364, 371, 392, 424, 539, 572, 583, 616, 637, 686, 689, 728, 742, 1001, 1078, 1144, 1166, 1274, 1372, 1378, 1484, 2002, 2156, 2332, 2548, 2597, 2744, 2756, 2968, 3773, 4004, 4081, 4312, 4459, 4664, 4823, 5096, 5194, 5512, 7007, 7546, 7579, 8008, 8162, 8918, 9646, 10388, 14014, 15092, 15158, 16324, 17836, 18179, 19292, 20776, 28028, 28567, 30184, 30316, 32648, 33761, 35672, 36358, 38584, 49049, 53053, 56056, 57134, 60632, 67522, 72716, 98098, 106106, 114268, 135044, 145432, 196196, 199969, 212212, 228536, 236327, 270088, 371371, 392392, 399938, 424424, 472654, 742742, 799876, 945308, 1485484, 1599752, 1890616, 2599597, 2970968, 5199194, 10398388, 20796776]

約数ペア:

[(1, 20796776), (2, 10398388), (4, 5199194), (7, 2970968), (8, 2599597), (11, 1890616), (13, 1599752), (14, 1485484), (22, 945308), (26, 799876), (28, 742742), (44, 472654), (49, 424424), (52, 399938), (53, 392392), (56, 371371), (77, 270088), (88, 236327), (91, 228536), (98, 212212), (104, 199969), (106, 196196), (143, 145432), (154, 135044), (182, 114268), (196, 106106), (212, 98098), (286, 72716), (308, 67522), (343, 60632), (364, 57134), (371, 56056), (392, 53053), (424, 49049), (539, 38584), (572, 36358), (583, 35672), (616, 33761), (637, 32648), (686, 30316), (689, 30184), (728, 28567), (742, 28028), (1001, 20776), (1078, 19292), (1144, 18179), (1166, 17836), (1274, 16324), (1372, 15158), (1378, 15092), (1484, 14014), (2002, 10388), (2156, 9646), (2332, 8918), (2548, 8162), (2597, 8008), (2744, 7579), (2756, 7546), (2968, 7007), (3773, 5512), (4004, 5194), (4081, 5096), (4312, 4823), (4459, 4664)]