20502798

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1471}}^1$

素因数の和:1600

約数の個数: 32

約数和(自身を含む): 43241472

約数和(自身を除く): 22738674

約数列:

[1, 2, 3, 6, 23, 46, 69, 101, 138, 202, 303, 606, 1471, 2323, 2942, 4413, 4646, 6969, 8826, 13938, 33833, 67666, 101499, 148571, 202998, 297142, 445713, 891426, 3417133, 6834266, 10251399, 20502798]

約数ペア:

[(1, 20502798), (2, 10251399), (3, 6834266), (6, 3417133), (23, 891426), (46, 445713), (69, 297142), (101, 202998), (138, 148571), (202, 101499), (303, 67666), (606, 33833), (1471, 13938), (2323, 8826), (2942, 6969), (4413, 4646)]