18581584

素因数分解:

$2^4\times 7^2\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:332

約数の個数: 60

約数和(自身を含む): 42429204

約数和(自身を除く): 23847620

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 137, 173, 196, 274, 346, 392, 548, 692, 784, 959, 1096, 1211, 1384, 1918, 2192, 2422, 2768, 3836, 4844, 6713, 7672, 8477, 9688, 13426, 15344, 16954, 19376, 23701, 26852, 33908, 47402, 53704, 67816, 94804, 107408, 135632, 165907, 189608, 331814, 379216, 663628, 1161349, 1327256, 2322698, 2654512, 4645396, 9290792, 18581584]

約数ペア:

[(1, 18581584), (2, 9290792), (4, 4645396), (7, 2654512), (8, 2322698), (14, 1327256), (16, 1161349), (28, 663628), (49, 379216), (56, 331814), (98, 189608), (112, 165907), (137, 135632), (173, 107408), (196, 94804), (274, 67816), (346, 53704), (392, 47402), (548, 33908), (692, 26852), (784, 23701), (959, 19376), (1096, 16954), (1211, 15344), (1384, 13426), (1918, 9688), (2192, 8477), (2422, 7672), (2768, 6713), (3836, 4844)]