18911340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{5003}}^1$

素因数の和:5028

約数の個数: 96

約数和(自身を含む): 67253760

約数和(自身を除く): 48342420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 5003, 10006, 15009, 20012, 25015, 30018, 35021, 45027, 50030, 60036, 70042, 75045, 90054, 100060, 105063, 135081, 140084, 150090, 175105, 180108, 210126, 225135, 270162, 300180, 315189, 350210, 420252, 450270, 525315, 540324, 630378, 675405, 700420, 900540, 945567, 1050630, 1260756, 1350810, 1575945, 1891134, 2101260, 2701620, 3151890, 3782268, 4727835, 6303780, 9455670, 18911340]

約数ペア:

[(1, 18911340), (2, 9455670), (3, 6303780), (4, 4727835), (5, 3782268), (6, 3151890), (7, 2701620), (9, 2101260), (10, 1891134), (12, 1575945), (14, 1350810), (15, 1260756), (18, 1050630), (20, 945567), (21, 900540), (27, 700420), (28, 675405), (30, 630378), (35, 540324), (36, 525315), (42, 450270), (45, 420252), (54, 350210), (60, 315189), (63, 300180), (70, 270162), (84, 225135), (90, 210126), (105, 180108), (108, 175105), (126, 150090), (135, 140084), (140, 135081), (180, 105063), (189, 100060), (210, 90054), (252, 75045), (270, 70042), (315, 60036), (378, 50030), (420, 45027), (540, 35021), (630, 30018), (756, 25015), (945, 20012), (1260, 15009), (1890, 10006), (3780, 5003)]