2018930355

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{757}}^1$

素因数の和:925

約数の個数: 96

約数和(自身を含む): 3893670144

約数和(自身を除く): 1874739789

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 47, 65, 97, 117, 141, 195, 235, 291, 423, 485, 585, 611, 705, 757, 873, 1261, 1455, 1833, 2115, 2271, 3055, 3783, 3785, 4365, 4559, 5499, 6305, 6813, 9165, 9841, 11349, 11355, 13677, 18915, 22795, 27495, 29523, 34065, 35579, 41031, 49205, 56745, 59267, 68385, 73429, 88569, 106737, 147615, 177801, 177895, 205155, 220287, 296335, 320211, 367145, 442845, 462527, 533403, 533685, 660861, 889005, 954577, 1101435, 1387581, 1601055, 2312635, 2667015, 2863731, 3304305, 3451163, 4162743, 4772885, 6937905, 8591193, 10353489, 14318655, 17255815, 20813715, 31060467, 42955965, 44865119, 51767445, 134595357, 155302335, 224325595, 403786071, 672976785, 2018930355]

約数ペア:

[(1, 2018930355), (3, 672976785), (5, 403786071), (9, 224325595), (13, 155302335), (15, 134595357), (39, 51767445), (45, 44865119), (47, 42955965), (65, 31060467), (97, 20813715), (117, 17255815), (141, 14318655), (195, 10353489), (235, 8591193), (291, 6937905), (423, 4772885), (485, 4162743), (585, 3451163), (611, 3304305), (705, 2863731), (757, 2667015), (873, 2312635), (1261, 1601055), (1455, 1387581), (1833, 1101435), (2115, 954577), (2271, 889005), (3055, 660861), (3783, 533685), (3785, 533403), (4365, 462527), (4559, 442845), (5499, 367145), (6305, 320211), (6813, 296335), (9165, 220287), (9841, 205155), (11349, 177895), (11355, 177801), (13677, 147615), (18915, 106737), (22795, 88569), (27495, 73429), (29523, 68385), (34065, 59267), (35579, 56745), (41031, 49205)]