19005343521

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1\times {\mathrm{3851}}^1$

素因数の和:4321

約数の個数: 32

約数和(自身を含む): 26284445568

約数和(自身を除く): 7279102047

約数列:

[1, 3, 37, 111, 173, 257, 519, 771, 3851, 6401, 9509, 11553, 19203, 28527, 44461, 133383, 142487, 427461, 666223, 989707, 1645057, 1998669, 2969121, 4935171, 24650251, 36619159, 73950753, 109857477, 171219311, 513657933, 6335114507, 19005343521]

約数ペア:

[(1, 19005343521), (3, 6335114507), (37, 513657933), (111, 171219311), (173, 109857477), (257, 73950753), (519, 36619159), (771, 24650251), (3851, 4935171), (6401, 2969121), (9509, 1998669), (11553, 1645057), (19203, 989707), (28527, 666223), (44461, 427461), (133383, 142487)]