20873715

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33941}}^1$

素因数の和:33990

約数の個数: 16

約数和(自身を含む): 34213536

約数和(自身を除く): 13339821

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 33941, 101823, 169705, 509115, 1391581, 4174743, 6957905, 20873715]

約数ペア:

[(1, 20873715), (3, 6957905), (5, 4174743), (15, 1391581), (41, 509115), (123, 169705), (205, 101823), (615, 33941)]