18902896

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{40739}}^1$

素因数の和:40776

約数の個数: 20

約数和(自身を含む): 37888200

約数和(自身を除く): 18985304

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 40739, 81478, 162956, 325912, 651824, 1181431, 2362862, 4725724, 9451448, 18902896]

約数ペア:

[(1, 18902896), (2, 9451448), (4, 4725724), (8, 2362862), (16, 1181431), (29, 651824), (58, 325912), (116, 162956), (232, 81478), (464, 40739)]