19529544

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 50509440

約数和(自身を除く): 30979896

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 73, 142, 146, 157, 213, 219, 284, 292, 314, 426, 438, 471, 568, 584, 628, 852, 876, 942, 1256, 1704, 1752, 1884, 3768, 5183, 10366, 11147, 11461, 15549, 20732, 22294, 22922, 31098, 33441, 34383, 41464, 44588, 45844, 62196, 66882, 68766, 89176, 91688, 124392, 133764, 137532, 267528, 275064, 813731, 1627462, 2441193, 3254924, 4882386, 6509848, 9764772, 19529544]

約数ペア:

[(1, 19529544), (2, 9764772), (3, 6509848), (4, 4882386), (6, 3254924), (8, 2441193), (12, 1627462), (24, 813731), (71, 275064), (73, 267528), (142, 137532), (146, 133764), (157, 124392), (213, 91688), (219, 89176), (284, 68766), (292, 66882), (314, 62196), (426, 45844), (438, 44588), (471, 41464), (568, 34383), (584, 33441), (628, 31098), (852, 22922), (876, 22294), (942, 20732), (1256, 15549), (1704, 11461), (1752, 11147), (1884, 10366), (3768, 5183)]