820199204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{2617}}^1$

素因数の和:3068

約数の個数: 48

約数和(自身を含む): 1662534720

約数和(自身を除く): 842335516

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 419, 748, 838, 1676, 2617, 4609, 5234, 7123, 9218, 10468, 14246, 18436, 28492, 28787, 44489, 57574, 78353, 88978, 115148, 156706, 177956, 313412, 489379, 978758, 1096523, 1957516, 2193046, 4386092, 12061753, 18640891, 24123506, 37281782, 48247012, 74563564, 205049801, 410099602, 820199204]

約数ペア:

[(1, 820199204), (2, 410099602), (4, 205049801), (11, 74563564), (17, 48247012), (22, 37281782), (34, 24123506), (44, 18640891), (68, 12061753), (187, 4386092), (374, 2193046), (419, 1957516), (748, 1096523), (838, 978758), (1676, 489379), (2617, 313412), (4609, 177956), (5234, 156706), (7123, 115148), (9218, 88978), (10468, 78353), (14246, 57574), (18436, 44489), (28492, 28787)]