199941488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{19867}}^1$

素因数の和:19929

約数の個数: 40

約数和(自身を含む): 421281072

約数和(自身を除く): 221339584

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 296, 592, 629, 1258, 2516, 5032, 10064, 19867, 39734, 79468, 158936, 317872, 337739, 675478, 735079, 1350956, 1470158, 2701912, 2940316, 5403824, 5880632, 11761264, 12496343, 24992686, 49985372, 99970744, 199941488]

約数ペア:

[(1, 199941488), (2, 99970744), (4, 49985372), (8, 24992686), (16, 12496343), (17, 11761264), (34, 5880632), (37, 5403824), (68, 2940316), (74, 2701912), (136, 1470158), (148, 1350956), (272, 735079), (296, 675478), (592, 337739), (629, 317872), (1258, 158936), (2516, 79468), (5032, 39734), (10064, 19867)]