19647804

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2039}}^1$

素因数の和:2130

約数の個数: 48

約数和(自身を含む): 50722560

約数和(自身を除く): 31074756

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 73, 132, 146, 219, 292, 438, 803, 876, 1606, 2039, 2409, 3212, 4078, 4818, 6117, 8156, 9636, 12234, 22429, 24468, 44858, 67287, 89716, 134574, 148847, 269148, 297694, 446541, 595388, 893082, 1637317, 1786164, 3274634, 4911951, 6549268, 9823902, 19647804]

約数ペア:

[(1, 19647804), (2, 9823902), (3, 6549268), (4, 4911951), (6, 3274634), (11, 1786164), (12, 1637317), (22, 893082), (33, 595388), (44, 446541), (66, 297694), (73, 269148), (132, 148847), (146, 134574), (219, 89716), (292, 67287), (438, 44858), (803, 24468), (876, 22429), (1606, 12234), (2039, 9636), (2409, 8156), (3212, 6117), (4078, 4818)]