20989831338

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{166585963}}^1$

素因数の和:166585978

約数の個数: 24

約数和(自身を含む): 51974820768

約数和(自身を除く): 30984989430

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 166585963, 333171926, 499757889, 999515778, 1166101741, 1499273667, 2332203482, 2998547334, 3498305223, 6996610446, 10494915669, 20989831338]

約数ペア:

[(1, 20989831338), (2, 10494915669), (3, 6996610446), (6, 3498305223), (7, 2998547334), (9, 2332203482), (14, 1499273667), (18, 1166101741), (21, 999515778), (42, 499757889), (63, 333171926), (126, 166585963)]