20544368181

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{16063}}^1$

素因数の和:16397

約数の個数: 32

約数和(自身を含む): 28922910720

約数和(自身を除く): 8378542539

約数列:

[1, 3, 29, 61, 87, 183, 241, 723, 1769, 5307, 6989, 14701, 16063, 20967, 44103, 48189, 426329, 465827, 979843, 1278987, 1397481, 2939529, 3871183, 11613549, 28415447, 85246341, 112264307, 236142163, 336792921, 708426489, 6848122727, 20544368181]

約数ペア:

[(1, 20544368181), (3, 6848122727), (29, 708426489), (61, 336792921), (87, 236142163), (183, 112264307), (241, 85246341), (723, 28415447), (1769, 11613549), (5307, 3871183), (6989, 2939529), (14701, 1397481), (16063, 1278987), (20967, 979843), (44103, 465827), (48189, 426329)]