18962643

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 29855232

約数和(自身を除く): 10892589

約数列:

[1, 3, 7, 21, 61, 113, 131, 183, 339, 393, 427, 791, 917, 1281, 2373, 2751, 6893, 7991, 14803, 20679, 23973, 44409, 48251, 55937, 103621, 144753, 167811, 310863, 902983, 2708949, 6320881, 18962643]

約数ペア:

[(1, 18962643), (3, 6320881), (7, 2708949), (21, 902983), (61, 310863), (113, 167811), (131, 144753), (183, 103621), (339, 55937), (393, 48251), (427, 44409), (791, 23973), (917, 20679), (1281, 14803), (2373, 7991), (2751, 6893)]