18939496

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2963}}^1$

素因数の和:3033

約数の個数: 32

約数和(自身を含む): 38413440

約数和(自身を除く): 19473944

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 94, 136, 188, 376, 799, 1598, 2963, 3196, 5926, 6392, 11852, 23704, 50371, 100742, 139261, 201484, 278522, 402968, 557044, 1114088, 2367437, 4734874, 9469748, 18939496]

約数ペア:

[(1, 18939496), (2, 9469748), (4, 4734874), (8, 2367437), (17, 1114088), (34, 557044), (47, 402968), (68, 278522), (94, 201484), (136, 139261), (188, 100742), (376, 50371), (799, 23704), (1598, 11852), (2963, 6392), (3196, 5926)]