19165188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13421}}^1$

素因数の和:13452

約数の個数: 48

約数和(自身を含む): 54117504

約数和(自身を除く): 34952316

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 13421, 26842, 40263, 53684, 80526, 93947, 161052, 187894, 228157, 281841, 375788, 456314, 563682, 684471, 912628, 1127364, 1368942, 1597099, 2737884, 3194198, 4791297, 6388396, 9582594, 19165188]

約数ペア:

[(1, 19165188), (2, 9582594), (3, 6388396), (4, 4791297), (6, 3194198), (7, 2737884), (12, 1597099), (14, 1368942), (17, 1127364), (21, 912628), (28, 684471), (34, 563682), (42, 456314), (51, 375788), (68, 281841), (84, 228157), (102, 187894), (119, 161052), (204, 93947), (238, 80526), (357, 53684), (476, 40263), (714, 26842), (1428, 13421)]