18000873

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:339

約数の個数: 40

約数和(自身を含む): 29795040

約数和(自身を除く): 11794167

約数列:

[1, 3, 9, 11, 27, 33, 81, 89, 99, 227, 267, 297, 681, 801, 891, 979, 2043, 2403, 2497, 2937, 6129, 7209, 7491, 8811, 18387, 20203, 22473, 26433, 60609, 67419, 79299, 181827, 202257, 222233, 545481, 666699, 1636443, 2000097, 6000291, 18000873]

約数ペア:

[(1, 18000873), (3, 6000291), (9, 2000097), (11, 1636443), (27, 666699), (33, 545481), (81, 222233), (89, 202257), (99, 181827), (227, 79299), (267, 67419), (297, 60609), (681, 26433), (801, 22473), (891, 20203), (979, 18387), (2043, 8811), (2403, 7491), (2497, 7209), (2937, 6129)]