20455168624

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{2971}}^1\times {\mathrm{39119}}^1$

素因数の和:42109

約数の個数: 40

約数和(自身を含む): 43250446080

約数和(自身を除く): 22795277456

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 2971, 5942, 11884, 23768, 32681, 39119, 47536, 65362, 78238, 130724, 156476, 261448, 312952, 430309, 522896, 625904, 860618, 1721236, 3442472, 6884944, 116222549, 232445098, 464890196, 929780392, 1278448039, 1859560784, 2556896078, 5113792156, 10227584312, 20455168624]

約数ペア:

[(1, 20455168624), (2, 10227584312), (4, 5113792156), (8, 2556896078), (11, 1859560784), (16, 1278448039), (22, 929780392), (44, 464890196), (88, 232445098), (176, 116222549), (2971, 6884944), (5942, 3442472), (11884, 1721236), (23768, 860618), (32681, 625904), (39119, 522896), (47536, 430309), (65362, 312952), (78238, 261448), (130724, 156476)]