19027710

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 120

約数和(自身を含む): 55800360

約数和(自身を除く): 36772650

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 139, 162, 169, 195, 234, 270, 278, 338, 351, 390, 405, 417, 507, 585, 695, 702, 810, 834, 845, 1014, 1053, 1170, 1251, 1390, 1521, 1690, 1755, 1807, 2085, 2106, 2502, 2535, 3042, 3510, 3614, 3753, 4170, 4563, 5070, 5265, 5421, 6255, 7506, 7605, 9035, 9126, 10530, 10842, 11259, 12510, 13689, 15210, 16263, 18070, 18765, 22518, 22815, 23491, 27105, 27378, 32526, 37530, 45630, 46982, 48789, 54210, 56295, 68445, 70473, 81315, 97578, 112590, 117455, 136890, 140946, 146367, 162630, 211419, 234910, 243945, 292734, 352365, 422838, 487890, 634257, 704730, 731835, 1057095, 1268514, 1463670, 1902771, 2114190, 3171285, 3805542, 6342570, 9513855, 19027710]

約数ペア:

[(1, 19027710), (2, 9513855), (3, 6342570), (5, 3805542), (6, 3171285), (9, 2114190), (10, 1902771), (13, 1463670), (15, 1268514), (18, 1057095), (26, 731835), (27, 704730), (30, 634257), (39, 487890), (45, 422838), (54, 352365), (65, 292734), (78, 243945), (81, 234910), (90, 211419), (117, 162630), (130, 146367), (135, 140946), (139, 136890), (162, 117455), (169, 112590), (195, 97578), (234, 81315), (270, 70473), (278, 68445), (338, 56295), (351, 54210), (390, 48789), (405, 46982), (417, 45630), (507, 37530), (585, 32526), (695, 27378), (702, 27105), (810, 23491), (834, 22815), (845, 22518), (1014, 18765), (1053, 18070), (1170, 16263), (1251, 15210), (1390, 13689), (1521, 12510), (1690, 11259), (1755, 10842), (1807, 10530), (2085, 9126), (2106, 9035), (2502, 7605), (2535, 7506), (3042, 6255), (3510, 5421), (3614, 5265), (3753, 5070), (4170, 4563)]