20442105

素因数分解:

$3^3\times 5^1\times {\mathrm{151423}}^1$

素因数の和:151437

約数の個数: 16

約数和(自身を含む): 36341760

約数和(自身を除く): 15899655

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 151423, 454269, 757115, 1362807, 2271345, 4088421, 6814035, 20442105]

約数ペア:

[(1, 20442105), (3, 6814035), (5, 4088421), (9, 2271345), (15, 1362807), (27, 757115), (45, 454269), (135, 151423)]