18438273

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1099

約数の個数: 40

約数和(自身を含む): 32524800

約数和(自身を除く): 14086527

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 837, 1049, 1953, 2511, 3147, 5859, 7343, 9441, 17577, 22029, 28323, 32519, 66087, 84969, 97557, 198261, 227633, 292671, 594783, 682899, 878013, 2048697, 2634039, 6146091, 18438273]

約数ペア:

[(1, 18438273), (3, 6146091), (7, 2634039), (9, 2048697), (21, 878013), (27, 682899), (31, 594783), (63, 292671), (81, 227633), (93, 198261), (189, 97557), (217, 84969), (279, 66087), (567, 32519), (651, 28323), (837, 22029), (1049, 17577), (1953, 9441), (2511, 7343), (3147, 5859)]