20181208464

素因数分解:

$2^4\times 3^2\times {\mathrm{140147281}}^1$

素因数の和:140147295

約数の個数: 30

約数和(自身を含む): 56479354646

約数和(自身を除く): 36298146182

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 140147281, 280294562, 420441843, 560589124, 840883686, 1121178248, 1261325529, 1681767372, 2242356496, 2522651058, 3363534744, 5045302116, 6727069488, 10090604232, 20181208464]

約数ペア:

[(1, 20181208464), (2, 10090604232), (3, 6727069488), (4, 5045302116), (6, 3363534744), (8, 2522651058), (9, 2242356496), (12, 1681767372), (16, 1261325529), (18, 1121178248), (24, 840883686), (36, 560589124), (48, 420441843), (72, 280294562), (144, 140147281)]