19418210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1723}}^1$

素因数の和:1767

約数の個数: 48

約数和(自身を含む): 42451776

約数和(自身を除く): 23033566

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 1723, 2254, 3446, 5635, 8615, 11270, 12061, 17230, 24122, 39629, 60305, 79258, 84427, 120610, 168854, 198145, 277403, 396290, 422135, 554806, 844270, 1387015, 1941821, 2774030, 3883642, 9709105, 19418210]

約数ペア:

[(1, 19418210), (2, 9709105), (5, 3883642), (7, 2774030), (10, 1941821), (14, 1387015), (23, 844270), (35, 554806), (46, 422135), (49, 396290), (70, 277403), (98, 198145), (115, 168854), (161, 120610), (230, 84427), (245, 79258), (322, 60305), (490, 39629), (805, 24122), (1127, 17230), (1610, 12061), (1723, 11270), (2254, 8615), (3446, 5635)]