19812222

素因数分解:

$2^1\times 3^3\times {\mathrm{193}}^1\times {\mathrm{1901}}^1$

素因数の和:2105

約数の個数: 32

約数和(自身を含む): 44278560

約数和(自身を除く): 24466338

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 193, 386, 579, 1158, 1737, 1901, 3474, 3802, 5211, 5703, 10422, 11406, 17109, 34218, 51327, 102654, 366893, 733786, 1100679, 2201358, 3302037, 6604074, 9906111, 19812222]

約数ペア:

[(1, 19812222), (2, 9906111), (3, 6604074), (6, 3302037), (9, 2201358), (18, 1100679), (27, 733786), (54, 366893), (193, 102654), (386, 51327), (579, 34218), (1158, 17109), (1737, 11406), (1901, 10422), (3474, 5703), (3802, 5211)]