20115954752

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{253273}}^1$

素因数の和:253375

約数の個数: 56

約数和(自身を含む): 42844842936

約数和(自身を除く): 22728888184

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 73, 136, 146, 272, 292, 544, 584, 1088, 1168, 1241, 2336, 2482, 4672, 4964, 9928, 19856, 39712, 79424, 253273, 506546, 1013092, 2026184, 4052368, 4305641, 8104736, 8611282, 16209472, 17222564, 18488929, 34445128, 36977858, 68890256, 73955716, 137780512, 147911432, 275561024, 295822864, 314311793, 591645728, 628623586, 1183291456, 1257247172, 2514494344, 5028988688, 10057977376, 20115954752]

約数ペア:

[(1, 20115954752), (2, 10057977376), (4, 5028988688), (8, 2514494344), (16, 1257247172), (17, 1183291456), (32, 628623586), (34, 591645728), (64, 314311793), (68, 295822864), (73, 275561024), (136, 147911432), (146, 137780512), (272, 73955716), (292, 68890256), (544, 36977858), (584, 34445128), (1088, 18488929), (1168, 17222564), (1241, 16209472), (2336, 8611282), (2482, 8104736), (4672, 4305641), (4964, 4052368), (9928, 2026184), (19856, 1013092), (39712, 506546), (79424, 253273)]