20219908888

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{2731}}^1\times {\mathrm{25013}}^1$

素因数の和:27787

約数の個数: 32

約数和(自身を含む): 38952801360

約数和(自身を除く): 18732892472

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 2731, 5462, 10924, 21848, 25013, 50026, 100052, 101047, 200104, 202094, 404188, 808376, 925481, 1850962, 3701924, 7403848, 68310503, 136621006, 273242012, 546484024, 2527488611, 5054977222, 10109954444, 20219908888]

約数ペア:

[(1, 20219908888), (2, 10109954444), (4, 5054977222), (8, 2527488611), (37, 546484024), (74, 273242012), (148, 136621006), (296, 68310503), (2731, 7403848), (5462, 3701924), (10924, 1850962), (21848, 925481), (25013, 808376), (50026, 404188), (100052, 202094), (101047, 200104)]