19465264

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 48121920

約数和(自身を除く): 28656656

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 52, 56, 58, 91, 104, 112, 116, 182, 203, 208, 232, 364, 377, 406, 461, 464, 728, 754, 812, 922, 1456, 1508, 1624, 1844, 2639, 3016, 3227, 3248, 3688, 5278, 5993, 6032, 6454, 7376, 10556, 11986, 12908, 13369, 21112, 23972, 25816, 26738, 41951, 42224, 47944, 51632, 53476, 83902, 93583, 95888, 106952, 167804, 173797, 187166, 213904, 335608, 347594, 374332, 671216, 695188, 748664, 1216579, 1390376, 1497328, 2433158, 2780752, 4866316, 9732632, 19465264]

約数ペア:

[(1, 19465264), (2, 9732632), (4, 4866316), (7, 2780752), (8, 2433158), (13, 1497328), (14, 1390376), (16, 1216579), (26, 748664), (28, 695188), (29, 671216), (52, 374332), (56, 347594), (58, 335608), (91, 213904), (104, 187166), (112, 173797), (116, 167804), (182, 106952), (203, 95888), (208, 93583), (232, 83902), (364, 53476), (377, 51632), (406, 47944), (461, 42224), (464, 41951), (728, 26738), (754, 25816), (812, 23972), (922, 21112), (1456, 13369), (1508, 12908), (1624, 11986), (1844, 10556), (2639, 7376), (3016, 6454), (3227, 6032), (3248, 5993), (3688, 5278)]