193612420

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{23669}}^1$

素因数の和:24087

約数の個数: 24

約数和(自身を含む): 407597400

約数和(自身を除く): 213984980

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 23669, 47338, 94676, 118345, 236690, 473380, 9680621, 19361242, 38722484, 48403105, 96806210, 193612420]

約数ペア:

[(1, 193612420), (2, 96806210), (4, 48403105), (5, 38722484), (10, 19361242), (20, 9680621), (409, 473380), (818, 236690), (1636, 118345), (2045, 94676), (4090, 47338), (8180, 23669)]