2000207894

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1\times {\mathrm{863}}^1$

素因数の和:1432

約数の個数: 32

約数和(自身を含む): 3149280000

約数和(自身を除く): 1149072106

約数列:

[1, 2, 29, 58, 89, 178, 449, 863, 898, 1726, 2581, 5162, 13021, 25027, 26042, 39961, 50054, 76807, 79922, 153614, 387487, 774974, 1158869, 2227403, 2317738, 4454806, 11237123, 22474246, 34486343, 68972686, 1000103947, 2000207894]

約数ペア:

[(1, 2000207894), (2, 1000103947), (29, 68972686), (58, 34486343), (89, 22474246), (178, 11237123), (449, 4454806), (863, 2317738), (898, 2227403), (1726, 1158869), (2581, 774974), (5162, 387487), (13021, 153614), (25027, 79922), (26042, 76807), (39961, 50054)]