19237540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 50077440

約数和(自身を除く): 30839900

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 59, 68, 70, 85, 118, 119, 137, 140, 170, 236, 238, 274, 295, 340, 413, 476, 548, 590, 595, 685, 826, 959, 1003, 1180, 1190, 1370, 1652, 1918, 2006, 2065, 2329, 2380, 2740, 3836, 4012, 4130, 4658, 4795, 5015, 7021, 8083, 8260, 9316, 9590, 10030, 11645, 14042, 16166, 16303, 19180, 20060, 23290, 28084, 32332, 32606, 35105, 40415, 46580, 56581, 65212, 70210, 80830, 81515, 113162, 137411, 140420, 161660, 163030, 226324, 274822, 282905, 326060, 549644, 565810, 687055, 961877, 1131620, 1374110, 1923754, 2748220, 3847508, 4809385, 9618770, 19237540]

約数ペア:

[(1, 19237540), (2, 9618770), (4, 4809385), (5, 3847508), (7, 2748220), (10, 1923754), (14, 1374110), (17, 1131620), (20, 961877), (28, 687055), (34, 565810), (35, 549644), (59, 326060), (68, 282905), (70, 274822), (85, 226324), (118, 163030), (119, 161660), (137, 140420), (140, 137411), (170, 113162), (236, 81515), (238, 80830), (274, 70210), (295, 65212), (340, 56581), (413, 46580), (476, 40415), (548, 35105), (590, 32606), (595, 32332), (685, 28084), (826, 23290), (959, 20060), (1003, 19180), (1180, 16303), (1190, 16166), (1370, 14042), (1652, 11645), (1918, 10030), (2006, 9590), (2065, 9316), (2329, 8260), (2380, 8083), (2740, 7021), (3836, 5015), (4012, 4795), (4130, 4658)]