206437790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{7121}}^1$

素因数の和:7364

約数の個数: 32

約数和(自身を含む): 402022656

約数和(自身を除く): 195584866

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 223, 446, 1115, 2230, 2899, 5798, 7121, 14242, 14495, 28990, 35605, 71210, 92573, 185146, 462865, 925730, 1587983, 3175966, 7939915, 15879830, 20643779, 41287558, 103218895, 206437790]

約数ペア:

[(1, 206437790), (2, 103218895), (5, 41287558), (10, 20643779), (13, 15879830), (26, 7939915), (65, 3175966), (130, 1587983), (223, 925730), (446, 462865), (1115, 185146), (2230, 92573), (2899, 71210), (5798, 35605), (7121, 28990), (14242, 14495)]