19037340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:572

約数の個数: 144

約数和(自身を含む): 68402880

約数和(自身を除く): 49365540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 521, 522, 580, 609, 630, 812, 870, 1015, 1042, 1044, 1218, 1260, 1305, 1563, 1740, 1827, 2030, 2084, 2436, 2605, 2610, 3045, 3126, 3647, 3654, 4060, 4689, 5210, 5220, 6090, 6252, 7294, 7308, 7815, 9135, 9378, 10420, 10941, 12180, 14588, 15109, 15630, 18235, 18270, 18756, 21882, 23445, 30218, 31260, 32823, 36470, 36540, 43764, 45327, 46890, 54705, 60436, 65646, 72940, 75545, 90654, 93780, 105763, 109410, 131292, 135981, 151090, 164115, 181308, 211526, 218820, 226635, 271962, 302180, 317289, 328230, 423052, 453270, 528815, 543924, 634578, 656460, 679905, 906540, 951867, 1057630, 1269156, 1359810, 1586445, 1903734, 2115260, 2719620, 3172890, 3807468, 4759335, 6345780, 9518670, 19037340]

約数ペア:

[(1, 19037340), (2, 9518670), (3, 6345780), (4, 4759335), (5, 3807468), (6, 3172890), (7, 2719620), (9, 2115260), (10, 1903734), (12, 1586445), (14, 1359810), (15, 1269156), (18, 1057630), (20, 951867), (21, 906540), (28, 679905), (29, 656460), (30, 634578), (35, 543924), (36, 528815), (42, 453270), (45, 423052), (58, 328230), (60, 317289), (63, 302180), (70, 271962), (84, 226635), (87, 218820), (90, 211526), (105, 181308), (116, 164115), (126, 151090), (140, 135981), (145, 131292), (174, 109410), (180, 105763), (203, 93780), (210, 90654), (252, 75545), (261, 72940), (290, 65646), (315, 60436), (348, 54705), (406, 46890), (420, 45327), (435, 43764), (521, 36540), (522, 36470), (580, 32823), (609, 31260), (630, 30218), (812, 23445), (870, 21882), (1015, 18756), (1042, 18270), (1044, 18235), (1218, 15630), (1260, 15109), (1305, 14588), (1563, 12180), (1740, 10941), (1827, 10420), (2030, 9378), (2084, 9135), (2436, 7815), (2605, 7308), (2610, 7294), (3045, 6252), (3126, 6090), (3647, 5220), (3654, 5210), (4060, 4689)]