19943070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4129}}^1$

素因数の和:4169

約数の個数: 64

約数和(自身を含む): 57093120

約数和(自身を除く): 37150050

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4129, 4830, 8258, 12387, 20645, 24774, 28903, 41290, 57806, 61935, 86709, 94967, 123870, 144515, 173418, 189934, 284901, 289030, 433545, 474835, 569802, 664769, 867090, 949670, 1329538, 1424505, 1994307, 2849010, 3323845, 3988614, 6647690, 9971535, 19943070]

約数ペア:

[(1, 19943070), (2, 9971535), (3, 6647690), (5, 3988614), (6, 3323845), (7, 2849010), (10, 1994307), (14, 1424505), (15, 1329538), (21, 949670), (23, 867090), (30, 664769), (35, 569802), (42, 474835), (46, 433545), (69, 289030), (70, 284901), (105, 189934), (115, 173418), (138, 144515), (161, 123870), (210, 94967), (230, 86709), (322, 61935), (345, 57806), (483, 41290), (690, 28903), (805, 24774), (966, 20645), (1610, 12387), (2415, 8258), (4129, 4830)]