19501488

素因数分解:

$2^4\times 3^2\times {\mathrm{135427}}^1$

素因数の和:135441

約数の個数: 30

約数和(自身を含む): 54577484

約数和(自身を除く): 35075996

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 135427, 270854, 406281, 541708, 812562, 1083416, 1218843, 1625124, 2166832, 2437686, 3250248, 4875372, 6500496, 9750744, 19501488]

約数ペア:

[(1, 19501488), (2, 9750744), (3, 6500496), (4, 4875372), (6, 3250248), (8, 2437686), (9, 2166832), (12, 1625124), (16, 1218843), (18, 1083416), (24, 812562), (36, 541708), (48, 406281), (72, 270854), (144, 135427)]