18790434

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 47433600

約数和(自身を除く): 28643166

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 71, 78, 87, 117, 142, 169, 174, 213, 234, 261, 338, 351, 377, 426, 507, 522, 639, 702, 754, 783, 923, 1014, 1131, 1278, 1521, 1566, 1846, 1917, 2059, 2262, 2769, 3042, 3393, 3834, 4118, 4563, 4901, 5538, 6177, 6786, 8307, 9126, 9802, 10179, 11999, 12354, 14703, 16614, 18531, 20358, 23998, 24921, 26767, 29406, 35997, 37062, 44109, 49842, 53534, 55593, 71994, 80301, 88218, 107991, 111186, 132327, 160602, 215982, 240903, 264654, 323973, 347971, 481806, 647946, 695942, 722709, 1043913, 1445418, 2087826, 3131739, 6263478, 9395217, 18790434]

約数ペア:

[(1, 18790434), (2, 9395217), (3, 6263478), (6, 3131739), (9, 2087826), (13, 1445418), (18, 1043913), (26, 722709), (27, 695942), (29, 647946), (39, 481806), (54, 347971), (58, 323973), (71, 264654), (78, 240903), (87, 215982), (117, 160602), (142, 132327), (169, 111186), (174, 107991), (213, 88218), (234, 80301), (261, 71994), (338, 55593), (351, 53534), (377, 49842), (426, 44109), (507, 37062), (522, 35997), (639, 29406), (702, 26767), (754, 24921), (783, 23998), (923, 20358), (1014, 18531), (1131, 16614), (1278, 14703), (1521, 12354), (1566, 11999), (1846, 10179), (1917, 9802), (2059, 9126), (2262, 8307), (2769, 6786), (3042, 6177), (3393, 5538), (3834, 4901), (4118, 4563)]