18981030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7109}}^1$

素因数の和:7208

約数の個数: 32

約数和(自身を含む): 46072800

約数和(自身を除く): 27091770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 7109, 14218, 21327, 35545, 42654, 71090, 106635, 213270, 632701, 1265402, 1898103, 3163505, 3796206, 6327010, 9490515, 18981030]

約数ペア:

[(1, 18981030), (2, 9490515), (3, 6327010), (5, 3796206), (6, 3163505), (10, 1898103), (15, 1265402), (30, 632701), (89, 213270), (178, 106635), (267, 71090), (445, 42654), (534, 35545), (890, 21327), (1335, 14218), (2670, 7109)]