19358508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4003}}^1$

素因数の和:4054

約数の個数: 48

約数和(自身を含む): 50226176

約数和(自身を除く): 30867668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4003, 4836, 8006, 12009, 16012, 24018, 48036, 52039, 104078, 124093, 156117, 208156, 248186, 312234, 372279, 496372, 624468, 744558, 1489116, 1613209, 3226418, 4839627, 6452836, 9679254, 19358508]

約数ペア:

[(1, 19358508), (2, 9679254), (3, 6452836), (4, 4839627), (6, 3226418), (12, 1613209), (13, 1489116), (26, 744558), (31, 624468), (39, 496372), (52, 372279), (62, 312234), (78, 248186), (93, 208156), (124, 156117), (156, 124093), (186, 104078), (372, 52039), (403, 48036), (806, 24018), (1209, 16012), (1612, 12009), (2418, 8006), (4003, 4836)]