20912024

素因数分解:

$2^3\times 7^3\times {\mathrm{7621}}^1$

素因数の和:7648

約数の個数: 32

約数和(自身を含む): 45732000

約数和(自身を除く): 24819976

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 7621, 15242, 30484, 53347, 60968, 106694, 213388, 373429, 426776, 746858, 1493716, 2614003, 2987432, 5228006, 10456012, 20912024]

約数ペア:

[(1, 20912024), (2, 10456012), (4, 5228006), (7, 2987432), (8, 2614003), (14, 1493716), (28, 746858), (49, 426776), (56, 373429), (98, 213388), (196, 106694), (343, 60968), (392, 53347), (686, 30484), (1372, 15242), (2744, 7621)]