18331456

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2003}}^1$

素因数の和:2039

約数の個数: 56

約数和(自身を含む): 42757344

約数和(自身を除く): 24425888

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 143, 176, 208, 286, 352, 416, 572, 704, 832, 1144, 2003, 2288, 4006, 4576, 8012, 9152, 16024, 22033, 26039, 32048, 44066, 52078, 64096, 88132, 104156, 128192, 176264, 208312, 286429, 352528, 416624, 572858, 705056, 833248, 1145716, 1410112, 1666496, 2291432, 4582864, 9165728, 18331456]

約数ペア:

[(1, 18331456), (2, 9165728), (4, 4582864), (8, 2291432), (11, 1666496), (13, 1410112), (16, 1145716), (22, 833248), (26, 705056), (32, 572858), (44, 416624), (52, 352528), (64, 286429), (88, 208312), (104, 176264), (143, 128192), (176, 104156), (208, 88132), (286, 64096), (352, 52078), (416, 44066), (572, 32048), (704, 26039), (832, 22033), (1144, 16024), (2003, 9152), (2288, 8012), (4006, 4576)]