20104776

素因数分解:

$2^3\times 3^2\times {\mathrm{103}}^1\times {\mathrm{2711}}^1$

素因数の和:2826

約数の個数: 48

約数和(自身を含む): 54999360

約数和(自身を除く): 34894584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 103, 206, 309, 412, 618, 824, 927, 1236, 1854, 2472, 2711, 3708, 5422, 7416, 8133, 10844, 16266, 21688, 24399, 32532, 48798, 65064, 97596, 195192, 279233, 558466, 837699, 1116932, 1675398, 2233864, 2513097, 3350796, 5026194, 6701592, 10052388, 20104776]

約数ペア:

[(1, 20104776), (2, 10052388), (3, 6701592), (4, 5026194), (6, 3350796), (8, 2513097), (9, 2233864), (12, 1675398), (18, 1116932), (24, 837699), (36, 558466), (72, 279233), (103, 195192), (206, 97596), (309, 65064), (412, 48798), (618, 32532), (824, 24399), (927, 21688), (1236, 16266), (1854, 10844), (2472, 8133), (2711, 7416), (3708, 5422)]