28254704

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26357}}^1$

素因数の和:26432

約数の個数: 20

約数和(自身を含む): 55562664

約数和(自身を除く): 27307960

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26357, 52714, 105428, 210856, 421712, 1765919, 3531838, 7063676, 14127352, 28254704]

約数ペア:

[(1, 28254704), (2, 14127352), (4, 7063676), (8, 3531838), (16, 1765919), (67, 421712), (134, 210856), (268, 105428), (536, 52714), (1072, 26357)]