20106716

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{797}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 43436736

約数和(自身を除く): 23330020

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 53, 68, 106, 119, 212, 238, 371, 476, 742, 797, 901, 1484, 1594, 1802, 3188, 3604, 5579, 6307, 11158, 12614, 13549, 22316, 25228, 27098, 42241, 54196, 84482, 94843, 168964, 189686, 295687, 379372, 591374, 718097, 1182748, 1436194, 2872388, 5026679, 10053358, 20106716]

約数ペア:

[(1, 20106716), (2, 10053358), (4, 5026679), (7, 2872388), (14, 1436194), (17, 1182748), (28, 718097), (34, 591374), (53, 379372), (68, 295687), (106, 189686), (119, 168964), (212, 94843), (238, 84482), (371, 54196), (476, 42241), (742, 27098), (797, 25228), (901, 22316), (1484, 13549), (1594, 12614), (1802, 11158), (3188, 6307), (3604, 5579)]