20009942

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{359}}^1$

素因数の和:452

約数の個数: 24

約数和(自身を含む): 32173200

約数和(自身を除く): 12163258

約数列:

[1, 2, 29, 31, 58, 62, 359, 718, 899, 961, 1798, 1922, 10411, 11129, 20822, 22258, 27869, 55738, 322741, 344999, 645482, 689998, 10004971, 20009942]

約数ペア:

[(1, 20009942), (2, 10004971), (29, 689998), (31, 645482), (58, 344999), (62, 322741), (359, 55738), (718, 27869), (899, 22258), (961, 20822), (1798, 11129), (1922, 10411)]