18034808

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 38431680

約数和(自身を除く): 20396872

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 121, 124, 242, 248, 341, 484, 601, 682, 968, 1202, 1364, 2404, 2728, 3751, 4808, 6611, 7502, 13222, 15004, 18631, 26444, 30008, 37262, 52888, 72721, 74524, 145442, 149048, 204941, 290884, 409882, 581768, 819764, 1639528, 2254351, 4508702, 9017404, 18034808]

約数ペア:

[(1, 18034808), (2, 9017404), (4, 4508702), (8, 2254351), (11, 1639528), (22, 819764), (31, 581768), (44, 409882), (62, 290884), (88, 204941), (121, 149048), (124, 145442), (242, 74524), (248, 72721), (341, 52888), (484, 37262), (601, 30008), (682, 26444), (968, 18631), (1202, 15004), (1364, 13222), (2404, 7502), (2728, 6611), (3751, 4808)]