19862910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{220699}}^1$

素因数の和:220712

約数の個数: 24

約数和(自身を含む): 51643800

約数和(自身を除く): 31780890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 220699, 441398, 662097, 1103495, 1324194, 1986291, 2206990, 3310485, 3972582, 6620970, 9931455, 19862910]

約数ペア:

[(1, 19862910), (2, 9931455), (3, 6620970), (5, 3972582), (6, 3310485), (9, 2206990), (10, 1986291), (15, 1324194), (18, 1103495), (30, 662097), (45, 441398), (90, 220699)]