20351688

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{229}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 61051200

約数和(自身を除く): 40699512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 229, 276, 322, 458, 483, 529, 552, 644, 687, 916, 966, 1058, 1288, 1374, 1587, 1603, 1832, 1932, 2116, 2748, 3174, 3206, 3703, 3864, 4232, 4809, 5267, 5496, 6348, 6412, 7406, 9618, 10534, 11109, 12696, 12824, 14812, 15801, 19236, 21068, 22218, 29624, 31602, 36869, 38472, 42136, 44436, 63204, 73738, 88872, 110607, 121141, 126408, 147476, 221214, 242282, 294952, 363423, 442428, 484564, 726846, 847987, 884856, 969128, 1453692, 1695974, 2543961, 2907384, 3391948, 5087922, 6783896, 10175844, 20351688]

約数ペア:

[(1, 20351688), (2, 10175844), (3, 6783896), (4, 5087922), (6, 3391948), (7, 2907384), (8, 2543961), (12, 1695974), (14, 1453692), (21, 969128), (23, 884856), (24, 847987), (28, 726846), (42, 484564), (46, 442428), (56, 363423), (69, 294952), (84, 242282), (92, 221214), (138, 147476), (161, 126408), (168, 121141), (184, 110607), (229, 88872), (276, 73738), (322, 63204), (458, 44436), (483, 42136), (529, 38472), (552, 36869), (644, 31602), (687, 29624), (916, 22218), (966, 21068), (1058, 19236), (1288, 15801), (1374, 14812), (1587, 12824), (1603, 12696), (1832, 11109), (1932, 10534), (2116, 9618), (2748, 7406), (3174, 6412), (3206, 6348), (3703, 5496), (3864, 5267), (4232, 4809)]