20165990512

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1319}}^1\times {\mathrm{56209}}^1$

素因数の和:57553

約数の個数: 40

約数和(自身を含む): 41402037600

約数和(自身を除く): 21236047088

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1319, 2638, 5276, 10552, 21104, 22423, 44846, 56209, 89692, 112418, 179384, 224836, 358768, 449672, 899344, 955553, 1911106, 3822212, 7644424, 15288848, 74139671, 148279342, 296558684, 593117368, 1186234736, 1260374407, 2520748814, 5041497628, 10082995256, 20165990512]

約数ペア:

[(1, 20165990512), (2, 10082995256), (4, 5041497628), (8, 2520748814), (16, 1260374407), (17, 1186234736), (34, 593117368), (68, 296558684), (136, 148279342), (272, 74139671), (1319, 15288848), (2638, 7644424), (5276, 3822212), (10552, 1911106), (21104, 955553), (22423, 899344), (44846, 449672), (56209, 358768), (89692, 224836), (112418, 179384)]