20808220204

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{4567}}^1$

素因数の和:4966

約数の個数: 48

約数和(自身を含む): 37683588096

約数和(自身を除く): 16875367892

約数列:

[1, 2, 4, 61, 71, 122, 142, 244, 263, 284, 526, 1052, 4331, 4567, 8662, 9134, 16043, 17324, 18268, 18673, 32086, 37346, 64172, 74692, 278587, 324257, 557174, 648514, 1114348, 1139053, 1201121, 1297028, 2278106, 2402242, 4556212, 4804484, 19779677, 39559354, 73268381, 79118708, 85279591, 146536762, 170559182, 293073524, 341118364, 5202055051, 10404110102, 20808220204]

約数ペア:

[(1, 20808220204), (2, 10404110102), (4, 5202055051), (61, 341118364), (71, 293073524), (122, 170559182), (142, 146536762), (244, 85279591), (263, 79118708), (284, 73268381), (526, 39559354), (1052, 19779677), (4331, 4804484), (4567, 4556212), (8662, 2402242), (9134, 2278106), (16043, 1297028), (17324, 1201121), (18268, 1139053), (18673, 1114348), (32086, 648514), (37346, 557174), (64172, 324257), (74692, 278587)]