19750445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1201}}^1$

素因数の和:1253

約数の個数: 32

約数和(自身を含む): 29078784

約数和(自身を除く): 9328339

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 715, 1201, 1265, 1495, 3289, 6005, 13211, 15613, 16445, 27623, 66055, 78065, 138115, 171743, 303853, 359099, 858715, 1519265, 1795495, 3950089, 19750445]

約数ペア:

[(1, 19750445), (5, 3950089), (11, 1795495), (13, 1519265), (23, 858715), (55, 359099), (65, 303853), (115, 171743), (143, 138115), (253, 78065), (299, 66055), (715, 27623), (1201, 16445), (1265, 15613), (1495, 13211), (3289, 6005)]