19717012

素因数分解:

$2^2\times 7^4\times {\mathrm{2053}}^1$

素因数の和:2085

約数の個数: 30

約数和(自身を含む): 40272778

約数和(自身を除く): 20555766

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2053, 2401, 4106, 4802, 8212, 9604, 14371, 28742, 57484, 100597, 201194, 402388, 704179, 1408358, 2816716, 4929253, 9858506, 19717012]

約数ペア:

[(1, 19717012), (2, 9858506), (4, 4929253), (7, 2816716), (14, 1408358), (28, 704179), (49, 402388), (98, 201194), (196, 100597), (343, 57484), (686, 28742), (1372, 14371), (2053, 9604), (2401, 8212), (4106, 4802)]