20676255

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 34283520

約数和(自身を除く): 13607265

約数列:

[1, 3, 5, 15, 59, 61, 177, 183, 295, 305, 383, 885, 915, 1149, 1915, 3599, 5745, 10797, 17995, 22597, 23363, 53985, 67791, 70089, 112985, 116815, 338955, 350445, 1378417, 4135251, 6892085, 20676255]

約数ペア:

[(1, 20676255), (3, 6892085), (5, 4135251), (15, 1378417), (59, 350445), (61, 338955), (177, 116815), (183, 112985), (295, 70089), (305, 67791), (383, 53985), (885, 23363), (915, 22597), (1149, 17995), (1915, 10797), (3599, 5745)]