18796263

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 27820800

約数和(自身を除く): 9024537

約数列:

[1, 3, 19, 29, 57, 83, 87, 137, 249, 411, 551, 1577, 1653, 2407, 2603, 3973, 4731, 7221, 7809, 11371, 11919, 34113, 45733, 75487, 137199, 216049, 226461, 329759, 648147, 989277, 6265421, 18796263]

約数ペア:

[(1, 18796263), (3, 6265421), (19, 989277), (29, 648147), (57, 329759), (83, 226461), (87, 216049), (137, 137199), (249, 75487), (411, 45733), (551, 34113), (1577, 11919), (1653, 11371), (2407, 7809), (2603, 7221), (3973, 4731)]