20737304

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5527}}^1$

素因数の和:5607

約数の個数: 32

約数和(自身を含む): 45108480

約数和(自身を除く): 24371176

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5527, 11054, 22108, 38689, 44216, 77378, 154756, 309512, 370309, 740618, 1481236, 2592163, 2962472, 5184326, 10368652, 20737304]

約数ペア:

[(1, 20737304), (2, 10368652), (4, 5184326), (7, 2962472), (8, 2592163), (14, 1481236), (28, 740618), (56, 370309), (67, 309512), (134, 154756), (268, 77378), (469, 44216), (536, 38689), (938, 22108), (1876, 11054), (3752, 5527)]