18902544

素因数分解:

$2^4\times 3^1\times {\mathrm{197}}^1\times {\mathrm{1999}}^1$

素因数の和:2207

約数の個数: 40

約数和(自身を含む): 49104000

約数和(自身を除く): 30201456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 197, 394, 591, 788, 1182, 1576, 1999, 2364, 3152, 3998, 4728, 5997, 7996, 9456, 11994, 15992, 23988, 31984, 47976, 95952, 393803, 787606, 1181409, 1575212, 2362818, 3150424, 4725636, 6300848, 9451272, 18902544]

約数ペア:

[(1, 18902544), (2, 9451272), (3, 6300848), (4, 4725636), (6, 3150424), (8, 2362818), (12, 1575212), (16, 1181409), (24, 787606), (48, 393803), (197, 95952), (394, 47976), (591, 31984), (788, 23988), (1182, 15992), (1576, 11994), (1999, 9456), (2364, 7996), (3152, 5997), (3998, 4728)]