20168045128

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1128977}}^1$

素因数の和:1129030

約数の個数: 64

約数和(自身を含む): 48771849600

約数和(自身を除く): 28603804472

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 29, 44, 56, 58, 77, 88, 116, 154, 203, 232, 308, 319, 406, 616, 638, 812, 1276, 1624, 2233, 2552, 4466, 8932, 17864, 1128977, 2257954, 4515908, 7902839, 9031816, 12418747, 15805678, 24837494, 31611356, 32740333, 49674988, 63222712, 65480666, 86931229, 99349976, 130961332, 173862458, 229182331, 261922664, 347724916, 360143663, 458364662, 695449832, 720287326, 916729324, 1440574652, 1833458648, 2521005641, 2881149304, 5042011282, 10084022564, 20168045128]

約数ペア:

[(1, 20168045128), (2, 10084022564), (4, 5042011282), (7, 2881149304), (8, 2521005641), (11, 1833458648), (14, 1440574652), (22, 916729324), (28, 720287326), (29, 695449832), (44, 458364662), (56, 360143663), (58, 347724916), (77, 261922664), (88, 229182331), (116, 173862458), (154, 130961332), (203, 99349976), (232, 86931229), (308, 65480666), (319, 63222712), (406, 49674988), (616, 32740333), (638, 31611356), (812, 24837494), (1276, 15805678), (1624, 12418747), (2233, 9031816), (2552, 7902839), (4466, 4515908), (8932, 2257954), (17864, 1128977)]