18313308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 50450400

約数和(自身を除く): 32137092

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 109, 117, 156, 218, 234, 327, 359, 436, 468, 654, 718, 981, 1077, 1308, 1417, 1436, 1962, 2154, 2834, 3231, 3924, 4251, 4308, 4667, 5668, 6462, 8502, 9334, 12753, 12924, 14001, 17004, 18668, 25506, 28002, 39131, 42003, 51012, 56004, 78262, 84006, 117393, 156524, 168012, 234786, 352179, 469572, 508703, 704358, 1017406, 1408716, 1526109, 2034812, 3052218, 4578327, 6104436, 9156654, 18313308]

約数ペア:

[(1, 18313308), (2, 9156654), (3, 6104436), (4, 4578327), (6, 3052218), (9, 2034812), (12, 1526109), (13, 1408716), (18, 1017406), (26, 704358), (36, 508703), (39, 469572), (52, 352179), (78, 234786), (109, 168012), (117, 156524), (156, 117393), (218, 84006), (234, 78262), (327, 56004), (359, 51012), (436, 42003), (468, 39131), (654, 28002), (718, 25506), (981, 18668), (1077, 17004), (1308, 14001), (1417, 12924), (1436, 12753), (1962, 9334), (2154, 8502), (2834, 6462), (3231, 5668), (3924, 4667), (4251, 4308)]