20165401956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{712357}}^1$

素因数の和:712708

約数の個数: 48

約数和(自身を含む): 53934048896

約数和(自身を除く): 33768646940

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 337, 674, 1011, 1348, 2022, 2359, 4044, 4718, 7077, 9436, 14154, 28308, 712357, 1424714, 2137071, 2849428, 4274142, 4986499, 8548284, 9972998, 14959497, 19945996, 29918994, 59837988, 240064309, 480128618, 720192927, 960257236, 1440385854, 1680450163, 2880771708, 3360900326, 5041350489, 6721800652, 10082700978, 20165401956]

約数ペア:

[(1, 20165401956), (2, 10082700978), (3, 6721800652), (4, 5041350489), (6, 3360900326), (7, 2880771708), (12, 1680450163), (14, 1440385854), (21, 960257236), (28, 720192927), (42, 480128618), (84, 240064309), (337, 59837988), (674, 29918994), (1011, 19945996), (1348, 14959497), (2022, 9972998), (2359, 8548284), (4044, 4986499), (4718, 4274142), (7077, 2849428), (9436, 2137071), (14154, 1424714), (28308, 712357)]