19867284

素因数分解:

$2^2\times 3^2\times {\mathrm{181}}^1\times {\mathrm{3049}}^1$

素因数の和:3240

約数の個数: 36

約数和(自身を含む): 50514100

約数和(自身を除く): 30646816

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 181, 362, 543, 724, 1086, 1629, 2172, 3049, 3258, 6098, 6516, 9147, 12196, 18294, 27441, 36588, 54882, 109764, 551869, 1103738, 1655607, 2207476, 3311214, 4966821, 6622428, 9933642, 19867284]

約数ペア:

[(1, 19867284), (2, 9933642), (3, 6622428), (4, 4966821), (6, 3311214), (9, 2207476), (12, 1655607), (18, 1103738), (36, 551869), (181, 109764), (362, 54882), (543, 36588), (724, 27441), (1086, 18294), (1629, 12196), (2172, 9147), (3049, 6516), (3258, 6098)]