1238784002

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{19963}}^1$

素因数の和:20078

約数の個数: 32

約数和(自身を含む): 2069867520

約数和(自身を除く): 831083518

約数列:

[1, 2, 19, 23, 38, 46, 71, 142, 437, 874, 1349, 1633, 2698, 3266, 19963, 31027, 39926, 62054, 379297, 459149, 758594, 918298, 1417373, 2834746, 8723831, 17447662, 26930087, 32599579, 53860174, 65199158, 619392001, 1238784002]

約数ペア:

[(1, 1238784002), (2, 619392001), (19, 65199158), (23, 53860174), (38, 32599579), (46, 26930087), (71, 17447662), (142, 8723831), (437, 2834746), (874, 1417373), (1349, 918298), (1633, 758594), (2698, 459149), (3266, 379297), (19963, 62054), (31027, 39926)]