20459358

素因数分解:

$2^1\times 3^3\times {\mathrm{223}}^1\times {\mathrm{1699}}^1$

素因数の和:1933

約数の個数: 32

約数和(自身を含む): 45696000

約数和(自身を除く): 25236642

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 223, 446, 669, 1338, 1699, 2007, 3398, 4014, 5097, 6021, 10194, 12042, 15291, 30582, 45873, 91746, 378877, 757754, 1136631, 2273262, 3409893, 6819786, 10229679, 20459358]

約数ペア:

[(1, 20459358), (2, 10229679), (3, 6819786), (6, 3409893), (9, 2273262), (18, 1136631), (27, 757754), (54, 378877), (223, 91746), (446, 45873), (669, 30582), (1338, 15291), (1699, 12042), (2007, 10194), (3398, 6021), (4014, 5097)]