16920661492

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{761}}^1\times {\mathrm{14983}}^1$

素因数の和:15808

約数の個数: 48

約数和(自身を含む): 34527451392

約数和(自身を除く): 17606789900

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 761, 1484, 1522, 3044, 5327, 10654, 14983, 21308, 29966, 40333, 59932, 80666, 104881, 161332, 209762, 282331, 419524, 564662, 794099, 1129324, 1588198, 3176396, 5558693, 11117386, 11402063, 22234772, 22804126, 45608252, 79814441, 159628882, 319257764, 604309339, 1208618678, 2417237356, 4230165373, 8460330746, 16920661492]

約数ペア:

[(1, 16920661492), (2, 8460330746), (4, 4230165373), (7, 2417237356), (14, 1208618678), (28, 604309339), (53, 319257764), (106, 159628882), (212, 79814441), (371, 45608252), (742, 22804126), (761, 22234772), (1484, 11402063), (1522, 11117386), (3044, 5558693), (5327, 3176396), (10654, 1588198), (14983, 1129324), (21308, 794099), (29966, 564662), (40333, 419524), (59932, 282331), (80666, 209762), (104881, 161332)]