20122720009

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1\times {\mathrm{2707}}^1$

素因数の和:3253

約数の個数: 32

約数和(自身を含む): 24021043200

約数和(自身を除く): 3898323191

約数列:

[1, 7, 41, 59, 287, 413, 439, 2419, 2707, 3073, 16933, 17999, 18949, 25901, 110987, 125993, 159713, 181307, 776909, 1061941, 1117991, 1188373, 6548233, 7433587, 8318611, 45837631, 48723293, 70114007, 341063051, 490798049, 2874674287, 20122720009]

約数ペア:

[(1, 20122720009), (7, 2874674287), (41, 490798049), (59, 341063051), (287, 70114007), (413, 48723293), (439, 45837631), (2419, 8318611), (2707, 7433587), (3073, 6548233), (16933, 1188373), (17999, 1117991), (18949, 1061941), (25901, 776909), (110987, 181307), (125993, 159713)]