39982216

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1543}}^1$

素因数の和:1669

約数の個数: 32

約数和(自身を含む): 77817600

約数和(自身を除く): 37835384

約数列:

[1, 2, 4, 8, 41, 79, 82, 158, 164, 316, 328, 632, 1543, 3086, 3239, 6172, 6478, 12344, 12956, 25912, 63263, 121897, 126526, 243794, 253052, 487588, 506104, 975176, 4997777, 9995554, 19991108, 39982216]

約数ペア:

[(1, 39982216), (2, 19991108), (4, 9995554), (8, 4997777), (41, 975176), (79, 506104), (82, 487588), (158, 253052), (164, 243794), (316, 126526), (328, 121897), (632, 63263), (1543, 25912), (3086, 12956), (3239, 12344), (6172, 6478)]