15316912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{349}}^1$

素因数の和:581

約数の個数: 40

約数和(自身を含む): 32202800

約数和(自身を除く): 16885888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 211, 349, 422, 698, 844, 1396, 1688, 2743, 2792, 3376, 4537, 5486, 5584, 9074, 10972, 18148, 21944, 36296, 43888, 72592, 73639, 147278, 294556, 589112, 957307, 1178224, 1914614, 3829228, 7658456, 15316912]

約数ペア:

[(1, 15316912), (2, 7658456), (4, 3829228), (8, 1914614), (13, 1178224), (16, 957307), (26, 589112), (52, 294556), (104, 147278), (208, 73639), (211, 72592), (349, 43888), (422, 36296), (698, 21944), (844, 18148), (1396, 10972), (1688, 9074), (2743, 5584), (2792, 5486), (3376, 4537)]