20808211747

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1\times {\mathrm{677}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 22494412800

約数和(自身を除く): 1686201053

約数列:

[1, 29, 31, 179, 191, 677, 899, 5191, 5539, 5549, 5921, 19633, 20987, 34189, 121183, 129307, 160921, 171709, 608623, 991481, 1059859, 3514307, 3749903, 3756673, 4008517, 23145953, 30735911, 108943517, 116246993, 671232637, 717524543, 20808211747]

約数ペア:

[(1, 20808211747), (29, 717524543), (31, 671232637), (179, 116246993), (191, 108943517), (677, 30735911), (899, 23145953), (5191, 4008517), (5539, 3756673), (5549, 3749903), (5921, 3514307), (19633, 1059859), (20987, 991481), (34189, 608623), (121183, 171709), (129307, 160921)]