20493030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16661}}^1$

素因数の和:16712

約数の個数: 32

約数和(自身を含む): 50385888

約数和(自身を除く): 29892858

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 16661, 33322, 49983, 83305, 99966, 166610, 249915, 499830, 683101, 1366202, 2049303, 3415505, 4098606, 6831010, 10246515, 20493030]

約数ペア:

[(1, 20493030), (2, 10246515), (3, 6831010), (5, 4098606), (6, 3415505), (10, 2049303), (15, 1366202), (30, 683101), (41, 499830), (82, 249915), (123, 166610), (205, 99966), (246, 83305), (410, 49983), (615, 33322), (1230, 16661)]