19677704

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3529}}^1$

素因数の和:3593

約数の個数: 32

約数和(自身を含む): 40030200

約数和(自身を除く): 20352496

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1394, 2788, 3529, 5576, 7058, 14116, 28232, 59993, 119986, 144689, 239972, 289378, 479944, 578756, 1157512, 2459713, 4919426, 9838852, 19677704]

約数ペア:

[(1, 19677704), (2, 9838852), (4, 4919426), (8, 2459713), (17, 1157512), (34, 578756), (41, 479944), (68, 289378), (82, 239972), (136, 144689), (164, 119986), (328, 59993), (697, 28232), (1394, 14116), (2788, 7058), (3529, 5576)]