19553100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{9311}}^1$

素因数の和:9335

約数の個数: 72

約数和(自身を含む): 64662528

約数和(自身を除く): 45109428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 9311, 18622, 27933, 37244, 46555, 55866, 65177, 93110, 111732, 130354, 139665, 186220, 195531, 232775, 260708, 279330, 325885, 391062, 465550, 558660, 651770, 698325, 782124, 931100, 977655, 1303540, 1396650, 1629425, 1955310, 2793300, 3258850, 3910620, 4888275, 6517700, 9776550, 19553100]

約数ペア:

[(1, 19553100), (2, 9776550), (3, 6517700), (4, 4888275), (5, 3910620), (6, 3258850), (7, 2793300), (10, 1955310), (12, 1629425), (14, 1396650), (15, 1303540), (20, 977655), (21, 931100), (25, 782124), (28, 698325), (30, 651770), (35, 558660), (42, 465550), (50, 391062), (60, 325885), (70, 279330), (75, 260708), (84, 232775), (100, 195531), (105, 186220), (140, 139665), (150, 130354), (175, 111732), (210, 93110), (300, 65177), (350, 55866), (420, 46555), (525, 37244), (700, 27933), (1050, 18622), (2100, 9311)]