81621416

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8803}}^1$

素因数の和:8889

約数の個数: 32

約数和(自身を含む): 163754400

約数和(自身を除く): 82132984

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 8803, 9272, 17606, 35212, 70424, 167257, 334514, 536983, 669028, 1073966, 1338056, 2147932, 4295864, 10202677, 20405354, 40810708, 81621416]

約数ペア:

[(1, 81621416), (2, 40810708), (4, 20405354), (8, 10202677), (19, 4295864), (38, 2147932), (61, 1338056), (76, 1073966), (122, 669028), (152, 536983), (244, 334514), (488, 167257), (1159, 70424), (2318, 35212), (4636, 17606), (8803, 9272)]