20154195

素因数分解:

$3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1973}}^1$

素因数の和:2211

約数の個数: 24

約数和(自身を含む): 35105616

約数和(自身を除く): 14951421

約数列:

[1, 3, 5, 9, 15, 45, 227, 681, 1135, 1973, 2043, 3405, 5919, 9865, 10215, 17757, 29595, 88785, 447871, 1343613, 2239355, 4030839, 6718065, 20154195]

約数ペア:

[(1, 20154195), (3, 6718065), (5, 4030839), (9, 2239355), (15, 1343613), (45, 447871), (227, 88785), (681, 29595), (1135, 17757), (1973, 10215), (2043, 9865), (3405, 5919)]