20465406

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29153}}^1$

素因数の和:29177

約数の個数: 32

約数和(自身を含む): 48978720

約数和(自身を除く): 28513314

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 29153, 58306, 87459, 174918, 262377, 378989, 524754, 757978, 787131, 1136967, 1574262, 2273934, 3410901, 6821802, 10232703, 20465406]

約数ペア:

[(1, 20465406), (2, 10232703), (3, 6821802), (6, 3410901), (9, 2273934), (13, 1574262), (18, 1136967), (26, 787131), (27, 757978), (39, 524754), (54, 378989), (78, 262377), (117, 174918), (234, 87459), (351, 58306), (702, 29153)]