20218800924

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1130047}}^1$

素因数の和:1130135

約数の個数: 72

約数和(自身を含む): 59232595968

約数和(自身を除く): 39013795044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 5964, 8946, 17892, 1130047, 2260094, 3390141, 4520188, 6780282, 7910329, 10170423, 13560564, 15820658, 20340846, 23730987, 31641316, 40681692, 47461974, 71192961, 80233337, 94923948, 142385922, 160466674, 240700011, 284771844, 320933348, 481400022, 561633359, 722100033, 962800044, 1123266718, 1444200066, 1684900077, 2246533436, 2888400132, 3369800154, 5054700231, 6739600308, 10109400462, 20218800924]

約数ペア:

[(1, 20218800924), (2, 10109400462), (3, 6739600308), (4, 5054700231), (6, 3369800154), (7, 2888400132), (9, 2246533436), (12, 1684900077), (14, 1444200066), (18, 1123266718), (21, 962800044), (28, 722100033), (36, 561633359), (42, 481400022), (63, 320933348), (71, 284771844), (84, 240700011), (126, 160466674), (142, 142385922), (213, 94923948), (252, 80233337), (284, 71192961), (426, 47461974), (497, 40681692), (639, 31641316), (852, 23730987), (994, 20340846), (1278, 15820658), (1491, 13560564), (1988, 10170423), (2556, 7910329), (2982, 6780282), (4473, 4520188), (5964, 3390141), (8946, 2260094), (17892, 1130047)]