38897642

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 69552000

約数和(自身を除く): 30654358

約数列:

[1, 2, 7, 14, 29, 58, 149, 203, 298, 406, 643, 1043, 1286, 2086, 4321, 4501, 8642, 9002, 18647, 30247, 37294, 60494, 95807, 130529, 191614, 261058, 670649, 1341298, 2778403, 5556806, 19448821, 38897642]

約数ペア:

[(1, 38897642), (2, 19448821), (7, 5556806), (14, 2778403), (29, 1341298), (58, 670649), (149, 261058), (203, 191614), (298, 130529), (406, 95807), (643, 60494), (1043, 37294), (1286, 30247), (2086, 18647), (4321, 9002), (4501, 8642)]