2018072565

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1\times {\mathrm{1451}}^1$

素因数の和:2490

約数の個数: 48

約数和(自身を含む): 3616943616

約数和(自身を除く): 1598871051

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 997, 1395, 1451, 2991, 4353, 4985, 7255, 8973, 13059, 14955, 21765, 30907, 44865, 44981, 65295, 92721, 134943, 154535, 224905, 278163, 404829, 463605, 674715, 1390815, 1446647, 2024145, 4339941, 7233235, 13019823, 21699705, 44846057, 65099115, 134538171, 224230285, 403614513, 672690855, 2018072565]

約数ペア:

[(1, 2018072565), (3, 672690855), (5, 403614513), (9, 224230285), (15, 134538171), (31, 65099115), (45, 44846057), (93, 21699705), (155, 13019823), (279, 7233235), (465, 4339941), (997, 2024145), (1395, 1446647), (1451, 1390815), (2991, 674715), (4353, 463605), (4985, 404829), (7255, 278163), (8973, 224905), (13059, 154535), (14955, 134943), (21765, 92721), (30907, 65295), (44865, 44981)]