20161521852

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{126487}}^1$

素因数の和:126890

約数の個数: 48

約数和(自身を含む): 48449963520

約数和(自身を除く): 28288441668

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 359, 444, 718, 1077, 1436, 2154, 4308, 13283, 26566, 39849, 53132, 79698, 126487, 159396, 252974, 379461, 505948, 758922, 1517844, 4680019, 9360038, 14040057, 18720076, 28080114, 45408833, 56160228, 90817666, 136226499, 181635332, 272452998, 544905996, 1680126821, 3360253642, 5040380463, 6720507284, 10080760926, 20161521852]

約数ペア:

[(1, 20161521852), (2, 10080760926), (3, 6720507284), (4, 5040380463), (6, 3360253642), (12, 1680126821), (37, 544905996), (74, 272452998), (111, 181635332), (148, 136226499), (222, 90817666), (359, 56160228), (444, 45408833), (718, 28080114), (1077, 18720076), (1436, 14040057), (2154, 9360038), (4308, 4680019), (13283, 1517844), (26566, 758922), (39849, 505948), (53132, 379461), (79698, 252974), (126487, 159396)]