20258256

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 55899200

約数和(自身を除く): 35640944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 97, 114, 152, 194, 228, 229, 291, 304, 388, 456, 458, 582, 687, 776, 912, 916, 1164, 1374, 1552, 1832, 1843, 2328, 2748, 3664, 3686, 4351, 4656, 5496, 5529, 7372, 8702, 10992, 11058, 13053, 14744, 17404, 22116, 22213, 26106, 29488, 34808, 44232, 44426, 52212, 66639, 69616, 88464, 88852, 104424, 133278, 177704, 208848, 266556, 355408, 422047, 533112, 844094, 1066224, 1266141, 1688188, 2532282, 3376376, 5064564, 6752752, 10129128, 20258256]

約数ペア:

[(1, 20258256), (2, 10129128), (3, 6752752), (4, 5064564), (6, 3376376), (8, 2532282), (12, 1688188), (16, 1266141), (19, 1066224), (24, 844094), (38, 533112), (48, 422047), (57, 355408), (76, 266556), (97, 208848), (114, 177704), (152, 133278), (194, 104424), (228, 88852), (229, 88464), (291, 69616), (304, 66639), (388, 52212), (456, 44426), (458, 44232), (582, 34808), (687, 29488), (776, 26106), (912, 22213), (916, 22116), (1164, 17404), (1374, 14744), (1552, 13053), (1832, 11058), (1843, 10992), (2328, 8702), (2748, 7372), (3664, 5529), (3686, 5496), (4351, 4656)]