19871586

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6857}}^1$

素因数の和:6895

約数の個数: 48

約数和(自身を含む): 51352704

約数和(自身を除く): 31481118

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 6857, 13714, 20571, 41142, 47999, 61713, 95998, 123426, 143997, 157711, 287994, 315422, 431991, 473133, 863982, 946266, 1103977, 1419399, 2207954, 2838798, 3311931, 6623862, 9935793, 19871586]

約数ペア:

[(1, 19871586), (2, 9935793), (3, 6623862), (6, 3311931), (7, 2838798), (9, 2207954), (14, 1419399), (18, 1103977), (21, 946266), (23, 863982), (42, 473133), (46, 431991), (63, 315422), (69, 287994), (126, 157711), (138, 143997), (161, 123426), (207, 95998), (322, 61713), (414, 47999), (483, 41142), (966, 20571), (1449, 13714), (2898, 6857)]