18969264

素因数分解:

$2^4\times 3^2\times {\mathrm{131731}}^1$

素因数の和:131745

約数の個数: 30

約数和(自身を含む): 53087996

約数和(自身を除く): 34118732

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 131731, 263462, 395193, 526924, 790386, 1053848, 1185579, 1580772, 2107696, 2371158, 3161544, 4742316, 6323088, 9484632, 18969264]

約数ペア:

[(1, 18969264), (2, 9484632), (3, 6323088), (4, 4742316), (6, 3161544), (8, 2371158), (9, 2107696), (12, 1580772), (16, 1185579), (18, 1053848), (24, 790386), (36, 526924), (48, 395193), (72, 263462), (144, 131731)]