18823140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14939}}^1$

素因数の和:14961

約数の個数: 72

約数和(自身を含む): 65257920

約数和(自身を除く): 46434780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14939, 29878, 44817, 59756, 74695, 89634, 104573, 134451, 149390, 179268, 209146, 224085, 268902, 298780, 313719, 418292, 448170, 522865, 537804, 627438, 672255, 896340, 941157, 1045730, 1254876, 1344510, 1568595, 1882314, 2091460, 2689020, 3137190, 3764628, 4705785, 6274380, 9411570, 18823140]

約数ペア:

[(1, 18823140), (2, 9411570), (3, 6274380), (4, 4705785), (5, 3764628), (6, 3137190), (7, 2689020), (9, 2091460), (10, 1882314), (12, 1568595), (14, 1344510), (15, 1254876), (18, 1045730), (20, 941157), (21, 896340), (28, 672255), (30, 627438), (35, 537804), (36, 522865), (42, 448170), (45, 418292), (60, 313719), (63, 298780), (70, 268902), (84, 224085), (90, 209146), (105, 179268), (126, 149390), (140, 134451), (180, 104573), (210, 89634), (252, 74695), (315, 59756), (420, 44817), (630, 29878), (1260, 14939)]