16999870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 32503680

約数和(自身を除く): 15503810

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 190, 262, 655, 683, 1310, 1366, 2489, 3415, 4978, 6830, 12445, 12977, 24890, 25954, 64885, 89473, 129770, 178946, 447365, 894730, 1699987, 3399974, 8499935, 16999870]

約数ペア:

[(1, 16999870), (2, 8499935), (5, 3399974), (10, 1699987), (19, 894730), (38, 447365), (95, 178946), (131, 129770), (190, 89473), (262, 64885), (655, 25954), (683, 24890), (1310, 12977), (1366, 12445), (2489, 6830), (3415, 4978)]