20265492

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3511}}^1$

素因数の和:3568

約数の個数: 48

約数和(自身を含む): 52314752

約数和(自身を除く): 32049260

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 3511, 5772, 7022, 10533, 14044, 21066, 42132, 45643, 91286, 129907, 136929, 182572, 259814, 273858, 389721, 519628, 547716, 779442, 1558884, 1688791, 3377582, 5066373, 6755164, 10132746, 20265492]

約数ペア:

[(1, 20265492), (2, 10132746), (3, 6755164), (4, 5066373), (6, 3377582), (12, 1688791), (13, 1558884), (26, 779442), (37, 547716), (39, 519628), (52, 389721), (74, 273858), (78, 259814), (111, 182572), (148, 136929), (156, 129907), (222, 91286), (444, 45643), (481, 42132), (962, 21066), (1443, 14044), (1924, 10533), (2886, 7022), (3511, 5772)]