20139038848

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{51133}}^1$

素因数の和:51345

約数の個数: 64

約数和(自身を含む): 42716320920

約数和(自身を除く): 22577282072

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 181, 272, 362, 544, 724, 1088, 1448, 2176, 2896, 3077, 5792, 6154, 11584, 12308, 23168, 24616, 49232, 51133, 98464, 102266, 196928, 204532, 393856, 409064, 818128, 869261, 1636256, 1738522, 3272512, 3477044, 6545024, 6954088, 9255073, 13908176, 18510146, 27816352, 37020292, 55632704, 74040584, 111265408, 148081168, 157336241, 296162336, 314672482, 592324672, 629344964, 1184649344, 1258689928, 2517379856, 5034759712, 10069519424, 20139038848]

約数ペア:

[(1, 20139038848), (2, 10069519424), (4, 5034759712), (8, 2517379856), (16, 1258689928), (17, 1184649344), (32, 629344964), (34, 592324672), (64, 314672482), (68, 296162336), (128, 157336241), (136, 148081168), (181, 111265408), (272, 74040584), (362, 55632704), (544, 37020292), (724, 27816352), (1088, 18510146), (1448, 13908176), (2176, 9255073), (2896, 6954088), (3077, 6545024), (5792, 3477044), (6154, 3272512), (11584, 1738522), (12308, 1636256), (23168, 869261), (24616, 818128), (49232, 409064), (51133, 393856), (98464, 204532), (102266, 196928)]