20147661656

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{12781}}^1$

素因数の和:13044

約数の個数: 64

約数和(自身を含む): 40833888480

約数和(自身を除く): 20686226824

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 173, 268, 346, 536, 692, 1139, 1384, 2278, 2941, 4556, 5882, 9112, 11591, 11764, 12781, 23182, 23528, 25562, 46364, 51124, 92728, 102248, 197047, 217277, 394094, 434554, 788188, 856327, 869108, 1576376, 1712654, 1738216, 2211113, 3425308, 4422226, 6850616, 8844452, 14557559, 17688904, 29115118, 37588921, 58230236, 75177842, 116460472, 148144571, 150355684, 296289142, 300711368, 592578284, 1185156568, 2518457707, 5036915414, 10073830828, 20147661656]

約数ペア:

[(1, 20147661656), (2, 10073830828), (4, 5036915414), (8, 2518457707), (17, 1185156568), (34, 592578284), (67, 300711368), (68, 296289142), (134, 150355684), (136, 148144571), (173, 116460472), (268, 75177842), (346, 58230236), (536, 37588921), (692, 29115118), (1139, 17688904), (1384, 14557559), (2278, 8844452), (2941, 6850616), (4556, 4422226), (5882, 3425308), (9112, 2211113), (11591, 1738216), (11764, 1712654), (12781, 1576376), (23182, 869108), (23528, 856327), (25562, 788188), (46364, 434554), (51124, 394094), (92728, 217277), (102248, 197047)]