20008425632

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{4253}}^1$

素因数の和:4582

約数の個数: 96

約数和(自身を含む): 43583557248

約数和(自身を除く): 23575131616

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 263, 344, 416, 526, 559, 688, 1052, 1118, 1376, 2104, 2236, 3419, 4208, 4253, 4472, 6838, 8416, 8506, 8944, 11309, 13676, 17012, 17888, 22618, 27352, 34024, 45236, 54704, 55289, 68048, 90472, 109408, 110578, 136096, 147017, 180944, 182879, 221156, 294034, 361888, 365758, 442312, 588068, 731516, 884624, 1118539, 1176136, 1463032, 1769248, 2237078, 2352272, 2377427, 2926064, 4474156, 4704544, 4754854, 5852128, 8948312, 9509708, 14541007, 17896624, 19019416, 29082014, 35793248, 38038832, 48097177, 58164028, 76077664, 96194354, 116328056, 192388708, 232656112, 384777416, 465312224, 625263301, 769554832, 1250526602, 1539109664, 2501053204, 5002106408, 10004212816, 20008425632]

約数ペア:

[(1, 20008425632), (2, 10004212816), (4, 5002106408), (8, 2501053204), (13, 1539109664), (16, 1250526602), (26, 769554832), (32, 625263301), (43, 465312224), (52, 384777416), (86, 232656112), (104, 192388708), (172, 116328056), (208, 96194354), (263, 76077664), (344, 58164028), (416, 48097177), (526, 38038832), (559, 35793248), (688, 29082014), (1052, 19019416), (1118, 17896624), (1376, 14541007), (2104, 9509708), (2236, 8948312), (3419, 5852128), (4208, 4754854), (4253, 4704544), (4472, 4474156), (6838, 2926064), (8416, 2377427), (8506, 2352272), (8944, 2237078), (11309, 1769248), (13676, 1463032), (17012, 1176136), (17888, 1118539), (22618, 884624), (27352, 731516), (34024, 588068), (45236, 442312), (54704, 365758), (55289, 361888), (68048, 294034), (90472, 221156), (109408, 182879), (110578, 180944), (136096, 147017)]