20122977

素因数分解:

$3^1\times 7^2\times {\mathrm{367}}^1\times {\mathrm{373}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 31380096

約数和(自身を除く): 11257119

約数列:

[1, 3, 7, 21, 49, 147, 367, 373, 1101, 1119, 2569, 2611, 7707, 7833, 17983, 18277, 53949, 54831, 136891, 410673, 958237, 2874711, 6707659, 20122977]

約数ペア:

[(1, 20122977), (3, 6707659), (7, 2874711), (21, 958237), (49, 410673), (147, 136891), (367, 54831), (373, 53949), (1101, 18277), (1119, 17983), (2569, 7833), (2611, 7707)]