18661866

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 38233728

約数和(自身を除く): 19571862

約数列:

[1, 2, 3, 6, 73, 137, 146, 219, 274, 311, 411, 438, 622, 822, 933, 1866, 10001, 20002, 22703, 30003, 42607, 45406, 60006, 68109, 85214, 127821, 136218, 255642, 3110311, 6220622, 9330933, 18661866]

約数ペア:

[(1, 18661866), (2, 9330933), (3, 6220622), (6, 3110311), (73, 255642), (137, 136218), (146, 127821), (219, 85214), (274, 68109), (311, 60006), (411, 45406), (438, 42607), (622, 30003), (822, 22703), (933, 20002), (1866, 10001)]