19955898

素因数分解:

$2^1\times 3^2\times {\mathrm{271}}^1\times {\mathrm{4091}}^1$

素因数の和:4370

約数の個数: 24

約数和(自身を含む): 43407936

約数和(自身を除く): 23452038

約数列:

[1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439, 4091, 4878, 8182, 12273, 24546, 36819, 73638, 1108661, 2217322, 3325983, 6651966, 9977949, 19955898]

約数ペア:

[(1, 19955898), (2, 9977949), (3, 6651966), (6, 3325983), (9, 2217322), (18, 1108661), (271, 73638), (542, 36819), (813, 24546), (1626, 12273), (2439, 8182), (4091, 4878)]