18976860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{15061}}^1$

素因数の和:15083

約数の個数: 72

約数和(自身を含む): 65790816

約数和(自身を除く): 46813956

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, 15061, 30122, 45183, 60244, 75305, 90366, 105427, 135549, 150610, 180732, 210854, 225915, 271098, 301220, 316281, 421708, 451830, 527135, 542196, 632562, 677745, 903660, 948843, 1054270, 1265124, 1355490, 1581405, 1897686, 2108540, 2710980, 3162810, 3795372, 4744215, 6325620, 9488430, 18976860]

約数ペア:

[(1, 18976860), (2, 9488430), (3, 6325620), (4, 4744215), (5, 3795372), (6, 3162810), (7, 2710980), (9, 2108540), (10, 1897686), (12, 1581405), (14, 1355490), (15, 1265124), (18, 1054270), (20, 948843), (21, 903660), (28, 677745), (30, 632562), (35, 542196), (36, 527135), (42, 451830), (45, 421708), (60, 316281), (63, 301220), (70, 271098), (84, 225915), (90, 210854), (105, 180732), (126, 150610), (140, 135549), (180, 105427), (210, 90366), (252, 75305), (315, 60244), (420, 45183), (630, 30122), (1260, 15061)]