18883912

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 36717120

約数和(自身を除く): 17833208

約数列:

[1, 2, 4, 8, 37, 74, 131, 148, 262, 296, 487, 524, 974, 1048, 1948, 3896, 4847, 9694, 18019, 19388, 36038, 38776, 63797, 72076, 127594, 144152, 255188, 510376, 2360489, 4720978, 9441956, 18883912]

約数ペア:

[(1, 18883912), (2, 9441956), (4, 4720978), (8, 2360489), (37, 510376), (74, 255188), (131, 144152), (148, 127594), (262, 72076), (296, 63797), (487, 38776), (524, 36038), (974, 19388), (1048, 18019), (1948, 9694), (3896, 4847)]