19036705540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{80849}}^1$

素因数の和:81112

約数の個数: 48

約数和(自身を含む): 40843479600

約数和(自身を除く): 21806774060

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 193, 244, 305, 386, 610, 772, 965, 1220, 1930, 3860, 11773, 23546, 47092, 58865, 80849, 117730, 161698, 235460, 323396, 404245, 808490, 1616980, 4931789, 9863578, 15603857, 19727156, 24658945, 31207714, 49317890, 62415428, 78019285, 98635780, 156038570, 312077140, 951835277, 1903670554, 3807341108, 4759176385, 9518352770, 19036705540]

約数ペア:

[(1, 19036705540), (2, 9518352770), (4, 4759176385), (5, 3807341108), (10, 1903670554), (20, 951835277), (61, 312077140), (122, 156038570), (193, 98635780), (244, 78019285), (305, 62415428), (386, 49317890), (610, 31207714), (772, 24658945), (965, 19727156), (1220, 15603857), (1930, 9863578), (3860, 4931789), (11773, 1616980), (23546, 808490), (47092, 404245), (58865, 323396), (80849, 235460), (117730, 161698)]