20416872

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2293}}^1$

素因数の和:2362

約数の個数: 64

約数和(自身を含む): 59460480

約数和(自身を除く): 39043608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 159, 168, 212, 318, 371, 424, 636, 742, 1113, 1272, 1484, 2226, 2293, 2968, 4452, 4586, 6879, 8904, 9172, 13758, 16051, 18344, 27516, 32102, 48153, 55032, 64204, 96306, 121529, 128408, 192612, 243058, 364587, 385224, 486116, 729174, 850703, 972232, 1458348, 1701406, 2552109, 2916696, 3402812, 5104218, 6805624, 10208436, 20416872]

約数ペア:

[(1, 20416872), (2, 10208436), (3, 6805624), (4, 5104218), (6, 3402812), (7, 2916696), (8, 2552109), (12, 1701406), (14, 1458348), (21, 972232), (24, 850703), (28, 729174), (42, 486116), (53, 385224), (56, 364587), (84, 243058), (106, 192612), (159, 128408), (168, 121529), (212, 96306), (318, 64204), (371, 55032), (424, 48153), (636, 32102), (742, 27516), (1113, 18344), (1272, 16051), (1484, 13758), (2226, 9172), (2293, 8904), (2968, 6879), (4452, 4586)]