20126532016

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{14563}}^1\times {\mathrm{5081}}^1$

素因数の和:19669

約数の個数: 40

約数和(自身を含む): 41299950384

約数和(自身を除く): 21173418368

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 5081, 10162, 14563, 20324, 29126, 40648, 58252, 81296, 86377, 116504, 172754, 233008, 247571, 345508, 495142, 691016, 990284, 1382032, 1980568, 3961136, 73994603, 147989206, 295978412, 591956824, 1183913648, 1257908251, 2515816502, 5031633004, 10063266008, 20126532016]

約数ペア:

[(1, 20126532016), (2, 10063266008), (4, 5031633004), (8, 2515816502), (16, 1257908251), (17, 1183913648), (34, 591956824), (68, 295978412), (136, 147989206), (272, 73994603), (5081, 3961136), (10162, 1980568), (14563, 1382032), (20324, 990284), (29126, 691016), (40648, 495142), (58252, 345508), (81296, 247571), (86377, 233008), (116504, 172754)]