18858950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2017}}^1$

素因数の和:2057

約数の個数: 48

約数和(自身を含む): 40537584

約数和(自身を除く): 21678634

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 374, 425, 550, 850, 935, 1870, 2017, 4034, 4675, 9350, 10085, 20170, 22187, 34289, 44374, 50425, 68578, 100850, 110935, 171445, 221870, 342890, 377179, 554675, 754358, 857225, 1109350, 1714450, 1885895, 3771790, 9429475, 18858950]

約数ペア:

[(1, 18858950), (2, 9429475), (5, 3771790), (10, 1885895), (11, 1714450), (17, 1109350), (22, 857225), (25, 754358), (34, 554675), (50, 377179), (55, 342890), (85, 221870), (110, 171445), (170, 110935), (187, 100850), (275, 68578), (374, 50425), (425, 44374), (550, 34289), (850, 22187), (935, 20170), (1870, 10085), (2017, 9350), (4034, 4675)]