19633592

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 41438520

約数和(自身を除く): 21804928

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 101, 188, 202, 376, 404, 517, 808, 1034, 1111, 2068, 2209, 2222, 4136, 4418, 4444, 4747, 8836, 8888, 9494, 17672, 18988, 24299, 37976, 48598, 52217, 97196, 104434, 194392, 208868, 223109, 417736, 446218, 892436, 1784872, 2454199, 4908398, 9816796, 19633592]

約数ペア:

[(1, 19633592), (2, 9816796), (4, 4908398), (8, 2454199), (11, 1784872), (22, 892436), (44, 446218), (47, 417736), (88, 223109), (94, 208868), (101, 194392), (188, 104434), (202, 97196), (376, 52217), (404, 48598), (517, 37976), (808, 24299), (1034, 18988), (1111, 17672), (2068, 9494), (2209, 8888), (2222, 8836), (4136, 4747), (4418, 4444)]