20313830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{88321}}^1$

素因数の和:88351

約数の個数: 16

約数和(自身を含む): 38155104

約数和(自身を除く): 17841274

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 88321, 176642, 441605, 883210, 2031383, 4062766, 10156915, 20313830]

約数ペア:

[(1, 20313830), (2, 10156915), (5, 4062766), (10, 2031383), (23, 883210), (46, 441605), (115, 176642), (230, 88321)]