19359180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{821}}^1$

素因数の和:967

約数の個数: 72

約数和(自身を含む): 59243184

約数和(自身を除く): 39884004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 821, 1179, 1310, 1572, 1642, 1965, 2358, 2463, 2620, 3284, 3930, 4105, 4716, 4926, 5895, 7389, 7860, 8210, 9852, 11790, 12315, 14778, 16420, 23580, 24630, 29556, 36945, 49260, 73890, 107551, 147780, 215102, 322653, 430204, 537755, 645306, 967959, 1075510, 1290612, 1613265, 1935918, 2151020, 3226530, 3871836, 4839795, 6453060, 9679590, 19359180]

約数ペア:

[(1, 19359180), (2, 9679590), (3, 6453060), (4, 4839795), (5, 3871836), (6, 3226530), (9, 2151020), (10, 1935918), (12, 1613265), (15, 1290612), (18, 1075510), (20, 967959), (30, 645306), (36, 537755), (45, 430204), (60, 322653), (90, 215102), (131, 147780), (180, 107551), (262, 73890), (393, 49260), (524, 36945), (655, 29556), (786, 24630), (821, 23580), (1179, 16420), (1310, 14778), (1572, 12315), (1642, 11790), (1965, 9852), (2358, 8210), (2463, 7860), (2620, 7389), (3284, 5895), (3930, 4926), (4105, 4716)]