20100798

素因数分解:

$2^1\times 3^4\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1118

約数の個数: 40

約数和(自身を含む): 45441792

約数和(自身を除く): 25340994

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 127, 162, 254, 381, 762, 977, 1143, 1954, 2286, 2931, 3429, 5862, 6858, 8793, 10287, 17586, 20574, 26379, 52758, 79137, 124079, 158274, 248158, 372237, 744474, 1116711, 2233422, 3350133, 6700266, 10050399, 20100798]

約数ペア:

[(1, 20100798), (2, 10050399), (3, 6700266), (6, 3350133), (9, 2233422), (18, 1116711), (27, 744474), (54, 372237), (81, 248158), (127, 158274), (162, 124079), (254, 79137), (381, 52758), (762, 26379), (977, 20574), (1143, 17586), (1954, 10287), (2286, 8793), (2931, 6858), (3429, 5862)]