16861428

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{4297}}^1$

素因数の和:4416

約数の個数: 36

約数和(自身を含む): 43022980

約数和(自身を除く): 26161552

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 4297, 8594, 12891, 17188, 25782, 38673, 51564, 77346, 154692, 468373, 936746, 1405119, 1873492, 2810238, 4215357, 5620476, 8430714, 16861428]

約数ペア:

[(1, 16861428), (2, 8430714), (3, 5620476), (4, 4215357), (6, 2810238), (9, 1873492), (12, 1405119), (18, 936746), (36, 468373), (109, 154692), (218, 77346), (327, 51564), (436, 38673), (654, 25782), (981, 17188), (1308, 12891), (1962, 8594), (3924, 4297)]