1806228788

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11621}}^1$

素因数の和:11713

約数の個数: 72

約数和(自身を含む): 4025070504

約数和(自身を除く): 2218841716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 61, 91, 98, 122, 182, 196, 244, 364, 427, 637, 793, 854, 1274, 1586, 1708, 2548, 2989, 3172, 5551, 5978, 11102, 11621, 11956, 22204, 23242, 38857, 46484, 77714, 81347, 151073, 155428, 162694, 302146, 325388, 569429, 604292, 708881, 1057511, 1138858, 1417762, 2115022, 2277716, 2835524, 4230044, 4962167, 7402577, 9215453, 9924334, 14805154, 18430906, 19848668, 29610308, 34735169, 36861812, 64508171, 69470338, 129016342, 138940676, 258032684, 451557197, 903114394, 1806228788]

約数ペア:

[(1, 1806228788), (2, 903114394), (4, 451557197), (7, 258032684), (13, 138940676), (14, 129016342), (26, 69470338), (28, 64508171), (49, 36861812), (52, 34735169), (61, 29610308), (91, 19848668), (98, 18430906), (122, 14805154), (182, 9924334), (196, 9215453), (244, 7402577), (364, 4962167), (427, 4230044), (637, 2835524), (793, 2277716), (854, 2115022), (1274, 1417762), (1586, 1138858), (1708, 1057511), (2548, 708881), (2989, 604292), (3172, 569429), (5551, 325388), (5978, 302146), (11102, 162694), (11621, 155428), (11956, 151073), (22204, 81347), (23242, 77714), (38857, 46484)]