31939456

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 70012800

約数和(自身を除く): 38073344

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 128, 152, 184, 304, 368, 437, 571, 608, 736, 874, 1142, 1216, 1472, 1748, 2284, 2432, 2944, 3496, 4568, 6992, 9136, 10849, 13133, 13984, 18272, 21698, 26266, 27968, 36544, 43396, 52532, 55936, 73088, 86792, 105064, 173584, 210128, 249527, 347168, 420256, 499054, 694336, 840512, 998108, 1388672, 1681024, 1996216, 3992432, 7984864, 15969728, 31939456]

約数ペア:

[(1, 31939456), (2, 15969728), (4, 7984864), (8, 3992432), (16, 1996216), (19, 1681024), (23, 1388672), (32, 998108), (38, 840512), (46, 694336), (64, 499054), (76, 420256), (92, 347168), (128, 249527), (152, 210128), (184, 173584), (304, 105064), (368, 86792), (437, 73088), (571, 55936), (608, 52532), (736, 43396), (874, 36544), (1142, 27968), (1216, 26266), (1472, 21698), (1748, 18272), (2284, 13984), (2432, 13133), (2944, 10849), (3496, 9136), (4568, 6992)]