201717604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2389}}^1$

素因数の和:2524

約数の個数: 48

約数和(自身を含む): 409550400

約数和(自身を除く): 207832796

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 101, 202, 209, 404, 418, 836, 1111, 1919, 2222, 2389, 3838, 4444, 4778, 7676, 9556, 21109, 26279, 42218, 45391, 52558, 84436, 90782, 105116, 181564, 241289, 482578, 499301, 965156, 998602, 1997204, 2654179, 4584491, 5308358, 9168982, 10616716, 18337964, 50429401, 100858802, 201717604]

約数ペア:

[(1, 201717604), (2, 100858802), (4, 50429401), (11, 18337964), (19, 10616716), (22, 9168982), (38, 5308358), (44, 4584491), (76, 2654179), (101, 1997204), (202, 998602), (209, 965156), (404, 499301), (418, 482578), (836, 241289), (1111, 181564), (1919, 105116), (2222, 90782), (2389, 84436), (3838, 52558), (4444, 45391), (4778, 42218), (7676, 26279), (9556, 21109)]