31672784

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 73328640

約数和(自身を除く): 41655856

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 109, 127, 143, 176, 208, 218, 254, 286, 436, 508, 572, 872, 1016, 1144, 1199, 1397, 1417, 1651, 1744, 2032, 2288, 2398, 2794, 2834, 3302, 4796, 5588, 5668, 6604, 9592, 11176, 11336, 13208, 13843, 15587, 18161, 19184, 22352, 22672, 26416, 27686, 31174, 36322, 55372, 62348, 72644, 110744, 124696, 145288, 152273, 179959, 221488, 249392, 290576, 304546, 359918, 609092, 719836, 1218184, 1439672, 1979549, 2436368, 2879344, 3959098, 7918196, 15836392, 31672784]

約数ペア:

[(1, 31672784), (2, 15836392), (4, 7918196), (8, 3959098), (11, 2879344), (13, 2436368), (16, 1979549), (22, 1439672), (26, 1218184), (44, 719836), (52, 609092), (88, 359918), (104, 304546), (109, 290576), (127, 249392), (143, 221488), (176, 179959), (208, 152273), (218, 145288), (254, 124696), (286, 110744), (436, 72644), (508, 62348), (572, 55372), (872, 36322), (1016, 31174), (1144, 27686), (1199, 26416), (1397, 22672), (1417, 22352), (1651, 19184), (1744, 18161), (2032, 15587), (2288, 13843), (2398, 13208), (2794, 11336), (2834, 11176), (3302, 9592), (4796, 6604), (5588, 5668)]