398963984

素因数分解:

$2^4\times {\mathrm{1873}}^1\times {\mathrm{13313}}^1$

素因数の和:15194

約数の個数: 20

約数和(自身を含む): 773463516

約数和(自身を除く): 374499532

約数列:

[1, 2, 4, 8, 16, 1873, 3746, 7492, 13313, 14984, 26626, 29968, 53252, 106504, 213008, 24935249, 49870498, 99740996, 199481992, 398963984]

約数ペア:

[(1, 398963984), (2, 199481992), (4, 99740996), (8, 49870498), (16, 24935249), (1873, 213008), (3746, 106504), (7492, 53252), (13313, 29968), (14984, 26626)]