20131318372

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{1031}}^1\times {\mathrm{40343}}^1$

素因数の和:41400

約数の個数: 36

約数和(自身を含む): 38762192448

約数和(自身を除く): 18630874076

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1031, 2062, 4124, 11341, 22682, 40343, 45364, 80686, 124751, 161372, 249502, 443773, 499004, 887546, 1775092, 4881503, 9763006, 19526012, 41593633, 83187266, 166374532, 457529963, 915059926, 1830119852, 5032829593, 10065659186, 20131318372]

約数ペア:

[(1, 20131318372), (2, 10065659186), (4, 5032829593), (11, 1830119852), (22, 915059926), (44, 457529963), (121, 166374532), (242, 83187266), (484, 41593633), (1031, 19526012), (2062, 9763006), (4124, 4881503), (11341, 1775092), (22682, 887546), (40343, 499004), (45364, 443773), (80686, 249502), (124751, 161372)]