19969830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4721}}^1$

素因数の和:4781

約数の個数: 48

約数和(自身を含む): 53037504

約数和(自身を除く): 33067674

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 235, 282, 423, 470, 705, 846, 1410, 2115, 4230, 4721, 9442, 14163, 23605, 28326, 42489, 47210, 70815, 84978, 141630, 212445, 221887, 424890, 443774, 665661, 1109435, 1331322, 1996983, 2218870, 3328305, 3993966, 6656610, 9984915, 19969830]

約数ペア:

[(1, 19969830), (2, 9984915), (3, 6656610), (5, 3993966), (6, 3328305), (9, 2218870), (10, 1996983), (15, 1331322), (18, 1109435), (30, 665661), (45, 443774), (47, 424890), (90, 221887), (94, 212445), (141, 141630), (235, 84978), (282, 70815), (423, 47210), (470, 42489), (705, 28326), (846, 23605), (1410, 14163), (2115, 9442), (4230, 4721)]