20139959177

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{619}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 24793413120

約数和(自身を除く): 4653453943

約数列:

[1, 13, 17, 23, 37, 173, 221, 299, 391, 481, 619, 629, 851, 2249, 2941, 3979, 5083, 6401, 8047, 8177, 10523, 11063, 14237, 14467, 22903, 38233, 51727, 67643, 83213, 107087, 108817, 136799, 147223, 185081, 188071, 242029, 297739, 389351, 526769, 879359, 1392131, 1414621, 1820479, 1913899, 2463001, 2502791, 3146377, 3962219, 5061563, 6847997, 8955073, 23666227, 32019013, 32536283, 41871017, 51508847, 67357723, 91131037, 116415949, 544323221, 875650399, 1184703481, 1549227629, 20139959177]

約数ペア:

[(1, 20139959177), (13, 1549227629), (17, 1184703481), (23, 875650399), (37, 544323221), (173, 116415949), (221, 91131037), (299, 67357723), (391, 51508847), (481, 41871017), (619, 32536283), (629, 32019013), (851, 23666227), (2249, 8955073), (2941, 6847997), (3979, 5061563), (5083, 3962219), (6401, 3146377), (8047, 2502791), (8177, 2463001), (10523, 1913899), (11063, 1820479), (14237, 1414621), (14467, 1392131), (22903, 879359), (38233, 526769), (51727, 389351), (67643, 297739), (83213, 242029), (107087, 188071), (108817, 185081), (136799, 147223)]