19551569145

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{172801}}^1$

素因数の和:173225

約数の個数: 32

約数和(自身を含む): 33012094080

約数和(自身を除く): 13460524935

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 397, 1191, 1985, 5955, 7543, 22629, 37715, 113145, 172801, 518403, 864005, 2592015, 3283219, 9849657, 16416095, 49248285, 68601997, 205805991, 343009985, 1029029955, 1303437943, 3910313829, 6517189715, 19551569145]

約数ペア:

[(1, 19551569145), (3, 6517189715), (5, 3910313829), (15, 1303437943), (19, 1029029955), (57, 343009985), (95, 205805991), (285, 68601997), (397, 49248285), (1191, 16416095), (1985, 9849657), (5955, 3283219), (7543, 2592015), (22629, 864005), (37715, 518403), (113145, 172801)]