20670914

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{229}}^1\times {\mathrm{373}}^1$

素因数の和:626

約数の個数: 24

約数和(自身を含む): 34321980

約数和(自身を除く): 13651066

約数列:

[1, 2, 11, 22, 121, 229, 242, 373, 458, 746, 2519, 4103, 5038, 8206, 27709, 45133, 55418, 85417, 90266, 170834, 939587, 1879174, 10335457, 20670914]

約数ペア:

[(1, 20670914), (2, 10335457), (11, 1879174), (22, 939587), (121, 170834), (229, 90266), (242, 85417), (373, 55418), (458, 45133), (746, 27709), (2519, 8206), (4103, 5038)]