19857474

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:486

約数の個数: 96

約数和(自身を含む): 55036800

約数和(自身を除く): 35179326

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 243, 273, 351, 378, 449, 486, 546, 567, 702, 819, 898, 1053, 1134, 1347, 1638, 1701, 2106, 2457, 2694, 3143, 3159, 3402, 4041, 4914, 5837, 6286, 6318, 7371, 8082, 9429, 11674, 12123, 14742, 17511, 18858, 22113, 24246, 28287, 35022, 36369, 40859, 44226, 52533, 56574, 72738, 81718, 84861, 105066, 109107, 122577, 157599, 169722, 218214, 245154, 254583, 315198, 367731, 472797, 509166, 735462, 763749, 945594, 1103193, 1418391, 1527498, 2206386, 2836782, 3309579, 6619158, 9928737, 19857474]

約数ペア:

[(1, 19857474), (2, 9928737), (3, 6619158), (6, 3309579), (7, 2836782), (9, 2206386), (13, 1527498), (14, 1418391), (18, 1103193), (21, 945594), (26, 763749), (27, 735462), (39, 509166), (42, 472797), (54, 367731), (63, 315198), (78, 254583), (81, 245154), (91, 218214), (117, 169722), (126, 157599), (162, 122577), (182, 109107), (189, 105066), (234, 84861), (243, 81718), (273, 72738), (351, 56574), (378, 52533), (449, 44226), (486, 40859), (546, 36369), (567, 35022), (702, 28287), (819, 24246), (898, 22113), (1053, 18858), (1134, 17511), (1347, 14742), (1638, 12123), (1701, 11674), (2106, 9429), (2457, 8082), (2694, 7371), (3143, 6318), (3159, 6286), (3402, 5837), (4041, 4914)]