20268276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2389}}^1$

素因数の和:2504

約数の個数: 48

約数和(自身を含む): 54606720

約数和(自身を除く): 34338444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 101, 202, 303, 404, 606, 707, 1212, 1414, 2121, 2389, 2828, 4242, 4778, 7167, 8484, 9556, 14334, 16723, 28668, 33446, 50169, 66892, 100338, 200676, 241289, 482578, 723867, 965156, 1447734, 1689023, 2895468, 3378046, 5067069, 6756092, 10134138, 20268276]

約数ペア:

[(1, 20268276), (2, 10134138), (3, 6756092), (4, 5067069), (6, 3378046), (7, 2895468), (12, 1689023), (14, 1447734), (21, 965156), (28, 723867), (42, 482578), (84, 241289), (101, 200676), (202, 100338), (303, 66892), (404, 50169), (606, 33446), (707, 28668), (1212, 16723), (1414, 14334), (2121, 9556), (2389, 8484), (2828, 7167), (4242, 4778)]