16937780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 38900736

約数和(自身を除く): 21962956

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 1607, 2108, 2635, 3214, 5270, 6428, 8035, 10540, 16070, 27319, 32140, 49817, 54638, 99634, 109276, 136595, 199268, 249085, 273190, 498170, 546380, 846889, 996340, 1693778, 3387556, 4234445, 8468890, 16937780]

約数ペア:

[(1, 16937780), (2, 8468890), (4, 4234445), (5, 3387556), (10, 1693778), (17, 996340), (20, 846889), (31, 546380), (34, 498170), (62, 273190), (68, 249085), (85, 199268), (124, 136595), (155, 109276), (170, 99634), (310, 54638), (340, 49817), (527, 32140), (620, 27319), (1054, 16070), (1607, 10540), (2108, 8035), (2635, 6428), (3214, 5270)]