28981384

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{190667}}^1$

素因数の和:190692

約数の個数: 16

約数和(自身を含む): 57200400

約数和(自身を除く): 28219016

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 190667, 381334, 762668, 1525336, 3622673, 7245346, 14490692, 28981384]

約数ペア:

[(1, 28981384), (2, 14490692), (4, 7245346), (8, 3622673), (19, 1525336), (38, 762668), (76, 381334), (152, 190667)]