20757816

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{5653}}^1$

素因数の和:5685

約数の個数: 64

約数和(自身を含む): 61063200

約数和(自身を除く): 40305384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 108, 136, 153, 204, 216, 306, 408, 459, 612, 918, 1224, 1836, 3672, 5653, 11306, 16959, 22612, 33918, 45224, 50877, 67836, 96101, 101754, 135672, 152631, 192202, 203508, 288303, 305262, 384404, 407016, 576606, 610524, 768808, 864909, 1153212, 1221048, 1729818, 2306424, 2594727, 3459636, 5189454, 6919272, 10378908, 20757816]

約数ペア:

[(1, 20757816), (2, 10378908), (3, 6919272), (4, 5189454), (6, 3459636), (8, 2594727), (9, 2306424), (12, 1729818), (17, 1221048), (18, 1153212), (24, 864909), (27, 768808), (34, 610524), (36, 576606), (51, 407016), (54, 384404), (68, 305262), (72, 288303), (102, 203508), (108, 192202), (136, 152631), (153, 135672), (204, 101754), (216, 96101), (306, 67836), (408, 50877), (459, 45224), (612, 33918), (918, 22612), (1224, 16959), (1836, 11306), (3672, 5653)]