256760908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{91309}}^1$

素因数の和:91369

約数の個数: 24

約数和(自身を含む): 485769200

約数和(自身を除く): 229008292

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 91309, 182618, 365236, 1734871, 3378433, 3469742, 6756866, 6939484, 13513732, 64190227, 128380454, 256760908]

約数ペア:

[(1, 256760908), (2, 128380454), (4, 64190227), (19, 13513732), (37, 6939484), (38, 6756866), (74, 3469742), (76, 3378433), (148, 1734871), (703, 365236), (1406, 182618), (2812, 91309)]