19335420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8263}}^1$

素因数の和:8291

約数の個数: 72

約数和(自身を含む): 63170016

約数和(自身を除く): 43834596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 8263, 16526, 24789, 33052, 41315, 49578, 74367, 82630, 99156, 107419, 123945, 148734, 165260, 214838, 247890, 297468, 322257, 371835, 429676, 495780, 537095, 644514, 743670, 966771, 1074190, 1289028, 1487340, 1611285, 1933542, 2148380, 3222570, 3867084, 4833855, 6445140, 9667710, 19335420]

約数ペア:

[(1, 19335420), (2, 9667710), (3, 6445140), (4, 4833855), (5, 3867084), (6, 3222570), (9, 2148380), (10, 1933542), (12, 1611285), (13, 1487340), (15, 1289028), (18, 1074190), (20, 966771), (26, 743670), (30, 644514), (36, 537095), (39, 495780), (45, 429676), (52, 371835), (60, 322257), (65, 297468), (78, 247890), (90, 214838), (117, 165260), (130, 148734), (156, 123945), (180, 107419), (195, 99156), (234, 82630), (260, 74367), (390, 49578), (468, 41315), (585, 33052), (780, 24789), (1170, 16526), (2340, 8263)]