20179908

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{26693}}^1$

素因数の和:26713

約数の個数: 48

約数和(自身を含む): 59794560

約数和(自身を除く): 39614652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 26693, 53386, 80079, 106772, 160158, 186851, 240237, 320316, 373702, 480474, 560553, 720711, 747404, 960948, 1121106, 1441422, 1681659, 2242212, 2882844, 3363318, 5044977, 6726636, 10089954, 20179908]

約数ペア:

[(1, 20179908), (2, 10089954), (3, 6726636), (4, 5044977), (6, 3363318), (7, 2882844), (9, 2242212), (12, 1681659), (14, 1441422), (18, 1121106), (21, 960948), (27, 747404), (28, 720711), (36, 560553), (42, 480474), (54, 373702), (63, 320316), (84, 240237), (108, 186851), (126, 160158), (189, 106772), (252, 80079), (378, 53386), (756, 26693)]