18020808

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{1481}}^1$

素因数の和:1519

約数の個数: 72

約数和(自身を含む): 52885170

約数和(自身を除く): 34864362

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 169, 234, 312, 338, 468, 507, 676, 936, 1014, 1352, 1481, 1521, 2028, 2962, 3042, 4056, 4443, 5924, 6084, 8886, 11848, 12168, 13329, 17772, 19253, 26658, 35544, 38506, 53316, 57759, 77012, 106632, 115518, 154024, 173277, 231036, 250289, 346554, 462072, 500578, 693108, 750867, 1001156, 1386216, 1501734, 2002312, 2252601, 3003468, 4505202, 6006936, 9010404, 18020808]

約数ペア:

[(1, 18020808), (2, 9010404), (3, 6006936), (4, 4505202), (6, 3003468), (8, 2252601), (9, 2002312), (12, 1501734), (13, 1386216), (18, 1001156), (24, 750867), (26, 693108), (36, 500578), (39, 462072), (52, 346554), (72, 250289), (78, 231036), (104, 173277), (117, 154024), (156, 115518), (169, 106632), (234, 77012), (312, 57759), (338, 53316), (468, 38506), (507, 35544), (676, 26658), (936, 19253), (1014, 17772), (1352, 13329), (1481, 12168), (1521, 11848), (2028, 8886), (2962, 6084), (3042, 5924), (4056, 4443)]