18695810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14057}}^1$

素因数の和:14090

約数の個数: 32

約数和(自身を含む): 40487040

約数和(自身を除く): 21791230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 14057, 28114, 70285, 98399, 140570, 196798, 267083, 491995, 534166, 983990, 1335415, 1869581, 2670830, 3739162, 9347905, 18695810]

約数ペア:

[(1, 18695810), (2, 9347905), (5, 3739162), (7, 2670830), (10, 1869581), (14, 1335415), (19, 983990), (35, 534166), (38, 491995), (70, 267083), (95, 196798), (133, 140570), (190, 98399), (266, 70285), (665, 28114), (1330, 14057)]