17868990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2671}}^1$

素因数の和:2904

約数の個数: 32

約数和(自身を含む): 43094016

約数和(自身を除く): 25225026

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 223, 446, 669, 1115, 1338, 2230, 2671, 3345, 5342, 6690, 8013, 13355, 16026, 26710, 40065, 80130, 595633, 1191266, 1786899, 2978165, 3573798, 5956330, 8934495, 17868990]

約数ペア:

[(1, 17868990), (2, 8934495), (3, 5956330), (5, 3573798), (6, 2978165), (10, 1786899), (15, 1191266), (30, 595633), (223, 80130), (446, 40065), (669, 26710), (1115, 16026), (1338, 13355), (2230, 8013), (2671, 6690), (3345, 5342)]