20210646722

素因数分解:

$2^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{809}}^1\times {\mathrm{1123}}^1$

素因数の和:2175

約数の個数: 48

約数和(自身を含む): 35496234720

約数和(自身を除く): 15285587998

約数列:

[1, 2, 7, 14, 49, 98, 227, 454, 809, 1123, 1589, 1618, 2246, 3178, 5663, 7861, 11123, 11326, 15722, 22246, 39641, 55027, 79282, 110054, 183643, 254921, 367286, 509842, 908507, 1285501, 1784447, 1817014, 2571002, 3568894, 6359549, 8998507, 12491129, 12719098, 17997014, 24982258, 44516843, 89033686, 206231089, 412462178, 1443617623, 2887235246, 10105323361, 20210646722]

約数ペア:

[(1, 20210646722), (2, 10105323361), (7, 2887235246), (14, 1443617623), (49, 412462178), (98, 206231089), (227, 89033686), (454, 44516843), (809, 24982258), (1123, 17997014), (1589, 12719098), (1618, 12491129), (2246, 8998507), (3178, 6359549), (5663, 3568894), (7861, 2571002), (11123, 1817014), (11326, 1784447), (15722, 1285501), (22246, 908507), (39641, 509842), (55027, 367286), (79282, 254921), (110054, 183643)]