20888936642

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1\times {\mathrm{95419}}^1$

素因数の和:96270

約数の個数: 32

約数和(自身を含む): 37740518400

約数和(自身を除く): 16851581758

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 823, 1646, 5761, 11522, 15637, 31274, 95419, 109459, 190838, 218918, 667933, 1335866, 1812961, 3625922, 12690727, 25381454, 78529837, 157059674, 549708859, 1099417718, 1492066903, 2984133806, 10444468321, 20888936642]

約数ペア:

[(1, 20888936642), (2, 10444468321), (7, 2984133806), (14, 1492066903), (19, 1099417718), (38, 549708859), (133, 157059674), (266, 78529837), (823, 25381454), (1646, 12690727), (5761, 3625922), (11522, 1812961), (15637, 1335866), (31274, 667933), (95419, 218918), (109459, 190838)]