9903820

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1613}}^1$

素因数の和:1929

約数の個数: 24

約数和(自身を含む): 20878704

約数和(自身を除く): 10974884

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 1613, 3070, 3226, 6140, 6452, 8065, 16130, 32260, 495191, 990382, 1980764, 2475955, 4951910, 9903820]

約数ペア:

[(1, 9903820), (2, 4951910), (4, 2475955), (5, 1980764), (10, 990382), (20, 495191), (307, 32260), (614, 16130), (1228, 8065), (1535, 6452), (1613, 6140), (3070, 3226)]