20188605

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1931}}^1$

素因数の和:1997

約数の個数: 32

約数和(自身を含む): 35054208

約数和(自身を除く): 14865603

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 1931, 2091, 3485, 5793, 9655, 10455, 28965, 32827, 79171, 98481, 164135, 237513, 395855, 492405, 1187565, 1345907, 4037721, 6729535, 20188605]

約数ペア:

[(1, 20188605), (3, 6729535), (5, 4037721), (15, 1345907), (17, 1187565), (41, 492405), (51, 395855), (85, 237513), (123, 164135), (205, 98481), (255, 79171), (615, 32827), (697, 28965), (1931, 10455), (2091, 9655), (3485, 5793)]