19936699255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{42391}}^1$

素因数の和:42927

約数の個数: 32

約数和(自身を含む): 27689776128

約数和(自身を除く): 7753076873

約数列:

[1, 5, 11, 17, 55, 85, 187, 503, 935, 2515, 5533, 8551, 27665, 42391, 42755, 94061, 211955, 466301, 470305, 720647, 2331505, 3603235, 7927117, 21322673, 39635585, 106613365, 234549403, 362485441, 1172747015, 1812427205, 3987339851, 19936699255]

約数ペア:

[(1, 19936699255), (5, 3987339851), (11, 1812427205), (17, 1172747015), (55, 362485441), (85, 234549403), (187, 106613365), (503, 39635585), (935, 21322673), (2515, 7927117), (5533, 3603235), (8551, 2331505), (27665, 720647), (42391, 470305), (42755, 466301), (94061, 211955)]