19194972

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4091}}^1$

素因数の和:4138

約数の個数: 48

約数和(自身を含む): 49496832

約数和(自身を除く): 30301860

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 204, 276, 391, 782, 1173, 1564, 2346, 4091, 4692, 8182, 12273, 16364, 24546, 49092, 69547, 94093, 139094, 188186, 208641, 278188, 282279, 376372, 417282, 564558, 834564, 1129116, 1599581, 3199162, 4798743, 6398324, 9597486, 19194972]

約数ペア:

[(1, 19194972), (2, 9597486), (3, 6398324), (4, 4798743), (6, 3199162), (12, 1599581), (17, 1129116), (23, 834564), (34, 564558), (46, 417282), (51, 376372), (68, 282279), (69, 278188), (92, 208641), (102, 188186), (138, 139094), (204, 94093), (276, 69547), (391, 49092), (782, 24546), (1173, 16364), (1564, 12273), (2346, 8182), (4091, 4692)]