20174388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1637}}^1$

素因数の和:1736

約数の個数: 48

約数和(自身を含む): 51367680

約数和(自身を除く): 31193292

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 79, 156, 158, 237, 316, 474, 948, 1027, 1637, 2054, 3081, 3274, 4108, 4911, 6162, 6548, 9822, 12324, 19644, 21281, 42562, 63843, 85124, 127686, 129323, 255372, 258646, 387969, 517292, 775938, 1551876, 1681199, 3362398, 5043597, 6724796, 10087194, 20174388]

約数ペア:

[(1, 20174388), (2, 10087194), (3, 6724796), (4, 5043597), (6, 3362398), (12, 1681199), (13, 1551876), (26, 775938), (39, 517292), (52, 387969), (78, 258646), (79, 255372), (156, 129323), (158, 127686), (237, 85124), (316, 63843), (474, 42562), (948, 21281), (1027, 19644), (1637, 12324), (2054, 9822), (3081, 6548), (3274, 6162), (4108, 4911)]