19128798

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:351

約数の個数: 80

約数和(自身を含む): 47811456

約数和(自身を除く): 28682658

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 81, 93, 117, 162, 186, 234, 279, 293, 351, 403, 558, 586, 702, 806, 837, 879, 1053, 1209, 1674, 1758, 2106, 2418, 2511, 2637, 3627, 3809, 5022, 5274, 7254, 7618, 7911, 9083, 10881, 11427, 15822, 18166, 21762, 22854, 23733, 27249, 32643, 34281, 47466, 54498, 65286, 68562, 81747, 102843, 118079, 163494, 205686, 236158, 245241, 308529, 354237, 490482, 617058, 708474, 735723, 1062711, 1471446, 2125422, 3188133, 6376266, 9564399, 19128798]

約数ペア:

[(1, 19128798), (2, 9564399), (3, 6376266), (6, 3188133), (9, 2125422), (13, 1471446), (18, 1062711), (26, 735723), (27, 708474), (31, 617058), (39, 490482), (54, 354237), (62, 308529), (78, 245241), (81, 236158), (93, 205686), (117, 163494), (162, 118079), (186, 102843), (234, 81747), (279, 68562), (293, 65286), (351, 54498), (403, 47466), (558, 34281), (586, 32643), (702, 27249), (806, 23733), (837, 22854), (879, 21762), (1053, 18166), (1209, 15822), (1674, 11427), (1758, 10881), (2106, 9083), (2418, 7911), (2511, 7618), (2637, 7254), (3627, 5274), (3809, 5022)]