20580066

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2377}}^1$

素因数の和:2435

約数の個数: 48

約数和(自身を含む): 49338744

約数和(自身を除く): 28758678

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 222, 234, 333, 481, 666, 962, 1443, 2377, 2886, 4329, 4754, 7131, 8658, 14262, 21393, 30901, 42786, 61802, 87949, 92703, 175898, 185406, 263847, 278109, 527694, 556218, 791541, 1143337, 1583082, 2286674, 3430011, 6860022, 10290033, 20580066]

約数ペア:

[(1, 20580066), (2, 10290033), (3, 6860022), (6, 3430011), (9, 2286674), (13, 1583082), (18, 1143337), (26, 791541), (37, 556218), (39, 527694), (74, 278109), (78, 263847), (111, 185406), (117, 175898), (222, 92703), (234, 87949), (333, 61802), (481, 42786), (666, 30901), (962, 21393), (1443, 14262), (2377, 8658), (2886, 7131), (4329, 4754)]