15497968

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:649

約数の個数: 40

約数和(自身を含む): 31551552

約数和(自身を除く): 16053584

約数列:

[1, 2, 4, 8, 16, 37, 47, 74, 94, 148, 188, 296, 376, 557, 592, 752, 1114, 1739, 2228, 3478, 4456, 6956, 8912, 13912, 20609, 26179, 27824, 41218, 52358, 82436, 104716, 164872, 209432, 329744, 418864, 968623, 1937246, 3874492, 7748984, 15497968]

約数ペア:

[(1, 15497968), (2, 7748984), (4, 3874492), (8, 1937246), (16, 968623), (37, 418864), (47, 329744), (74, 209432), (94, 164872), (148, 104716), (188, 82436), (296, 52358), (376, 41218), (557, 27824), (592, 26179), (752, 20609), (1114, 13912), (1739, 8912), (2228, 6956), (3478, 4456)]