38907728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1669}}^1$

素因数の和:1755

約数の個数: 40

約数和(自身を含む): 79518720

約数和(自身を除く): 40610992

約数列:

[1, 2, 4, 8, 16, 31, 47, 62, 94, 124, 188, 248, 376, 496, 752, 1457, 1669, 2914, 3338, 5828, 6676, 11656, 13352, 23312, 26704, 51739, 78443, 103478, 156886, 206956, 313772, 413912, 627544, 827824, 1255088, 2431733, 4863466, 9726932, 19453864, 38907728]

約数ペア:

[(1, 38907728), (2, 19453864), (4, 9726932), (8, 4863466), (16, 2431733), (31, 1255088), (47, 827824), (62, 627544), (94, 413912), (124, 313772), (188, 206956), (248, 156886), (376, 103478), (496, 78443), (752, 51739), (1457, 26704), (1669, 23312), (2914, 13352), (3338, 11656), (5828, 6676)]