20842626

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1019}}^1$

素因数の和:1518

約数の個数: 32

約数和(自身を含む): 47784960

約数和(自身を除く): 26942334

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 487, 974, 1019, 1461, 2038, 2922, 3057, 3409, 6114, 6818, 7133, 10227, 14266, 20454, 21399, 42798, 496253, 992506, 1488759, 2977518, 3473771, 6947542, 10421313, 20842626]

約数ペア:

[(1, 20842626), (2, 10421313), (3, 6947542), (6, 3473771), (7, 2977518), (14, 1488759), (21, 992506), (42, 496253), (487, 42798), (974, 21399), (1019, 20454), (1461, 14266), (2038, 10227), (2922, 7133), (3057, 6818), (3409, 6114)]