20092149

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 36741120

約数和(自身を除く): 16648971

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 79, 99, 231, 237, 367, 553, 693, 711, 869, 1101, 1659, 2569, 2607, 3303, 4037, 4977, 6083, 7707, 7821, 12111, 18249, 23121, 28259, 28993, 36333, 54747, 84777, 86979, 202951, 254331, 260937, 318923, 608853, 956769, 1826559, 2232461, 2870307, 6697383, 20092149]

約数ペア:

[(1, 20092149), (3, 6697383), (7, 2870307), (9, 2232461), (11, 1826559), (21, 956769), (33, 608853), (63, 318923), (77, 260937), (79, 254331), (99, 202951), (231, 86979), (237, 84777), (367, 54747), (553, 36333), (693, 28993), (711, 28259), (869, 23121), (1101, 18249), (1659, 12111), (2569, 7821), (2607, 7707), (3303, 6083), (4037, 4977)]