19953870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6857}}^1$

素因数の和:6964

約数の個数: 32

約数和(自身を含む): 48390048

約数和(自身を除く): 28436178

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 6857, 13714, 20571, 34285, 41142, 68570, 102855, 205710, 665129, 1330258, 1995387, 3325645, 3990774, 6651290, 9976935, 19953870]

約数ペア:

[(1, 19953870), (2, 9976935), (3, 6651290), (5, 3990774), (6, 3325645), (10, 1995387), (15, 1330258), (30, 665129), (97, 205710), (194, 102855), (291, 68570), (485, 41142), (582, 34285), (970, 20571), (1455, 13714), (2910, 6857)]