20168093392

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1\times {\mathrm{521}}^1$

素因数の和:1012

約数の個数: 80

約数和(自身を含む): 40265994240

約数和(自身を除く): 20097900848

約数列:

[1, 2, 4, 8, 16, 53, 106, 191, 212, 239, 382, 424, 478, 521, 764, 848, 956, 1042, 1528, 1912, 2084, 3056, 3824, 4168, 8336, 10123, 12667, 20246, 25334, 27613, 40492, 45649, 50668, 55226, 80984, 91298, 99511, 101336, 110452, 124519, 161968, 182596, 199022, 202672, 220904, 249038, 365192, 398044, 441808, 498076, 730384, 796088, 996152, 1592176, 1992304, 2419397, 4838794, 5274083, 6599507, 9677588, 10548166, 13199014, 19355176, 21096332, 23783129, 26398028, 38710352, 42192664, 47566258, 52796056, 84385328, 95132516, 105592112, 190265032, 380530064, 1260505837, 2521011674, 5042023348, 10084046696, 20168093392]

約数ペア:

[(1, 20168093392), (2, 10084046696), (4, 5042023348), (8, 2521011674), (16, 1260505837), (53, 380530064), (106, 190265032), (191, 105592112), (212, 95132516), (239, 84385328), (382, 52796056), (424, 47566258), (478, 42192664), (521, 38710352), (764, 26398028), (848, 23783129), (956, 21096332), (1042, 19355176), (1528, 13199014), (1912, 10548166), (2084, 9677588), (3056, 6599507), (3824, 5274083), (4168, 4838794), (8336, 2419397), (10123, 1992304), (12667, 1592176), (20246, 996152), (25334, 796088), (27613, 730384), (40492, 498076), (45649, 441808), (50668, 398044), (55226, 365192), (80984, 249038), (91298, 220904), (99511, 202672), (101336, 199022), (110452, 182596), (124519, 161968)]