18334888

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 42900480

約数和(自身を除く): 24565592

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 47, 52, 62, 88, 94, 104, 121, 124, 143, 188, 242, 248, 286, 341, 376, 403, 484, 517, 572, 611, 682, 806, 968, 1034, 1144, 1222, 1364, 1457, 1573, 1612, 2068, 2444, 2728, 2914, 3146, 3224, 3751, 4136, 4433, 4888, 5687, 5828, 6292, 6721, 7502, 8866, 11374, 11656, 12584, 13442, 15004, 16027, 17732, 18941, 22748, 26884, 30008, 32054, 35464, 37882, 45496, 48763, 53768, 64108, 73931, 75764, 97526, 128216, 147862, 151528, 176297, 195052, 208351, 295724, 352594, 390104, 416702, 591448, 705188, 833404, 1410376, 1666808, 2291861, 4583722, 9167444, 18334888]

約数ペア:

[(1, 18334888), (2, 9167444), (4, 4583722), (8, 2291861), (11, 1666808), (13, 1410376), (22, 833404), (26, 705188), (31, 591448), (44, 416702), (47, 390104), (52, 352594), (62, 295724), (88, 208351), (94, 195052), (104, 176297), (121, 151528), (124, 147862), (143, 128216), (188, 97526), (242, 75764), (248, 73931), (286, 64108), (341, 53768), (376, 48763), (403, 45496), (484, 37882), (517, 35464), (572, 32054), (611, 30008), (682, 26884), (806, 22748), (968, 18941), (1034, 17732), (1144, 16027), (1222, 15004), (1364, 13442), (1457, 12584), (1573, 11656), (1612, 11374), (2068, 8866), (2444, 7502), (2728, 6721), (2914, 6292), (3146, 5828), (3224, 5687), (3751, 4888), (4136, 4433)]