20986632

素因数分解:

$2^3\times 3^2\times {\mathrm{291481}}^1$

素因数の和:291493

約数の個数: 24

約数和(自身を含む): 56838990

約数和(自身を除く): 35852358

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291481, 582962, 874443, 1165924, 1748886, 2331848, 2623329, 3497772, 5246658, 6995544, 10493316, 20986632]

約数ペア:

[(1, 20986632), (2, 10493316), (3, 6995544), (4, 5246658), (6, 3497772), (8, 2623329), (9, 2331848), (12, 1748886), (18, 1165924), (24, 874443), (36, 582962), (72, 291481)]