20755758

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 42900480

約数和(自身を除く): 22144722

約数列:

[1, 2, 3, 6, 41, 82, 123, 139, 246, 278, 417, 607, 834, 1214, 1821, 3642, 5699, 11398, 17097, 24887, 34194, 49774, 74661, 84373, 149322, 168746, 253119, 506238, 3459293, 6918586, 10377879, 20755758]

約数ペア:

[(1, 20755758), (2, 10377879), (3, 6918586), (6, 3459293), (41, 506238), (82, 253119), (123, 168746), (139, 149322), (246, 84373), (278, 74661), (417, 49774), (607, 34194), (834, 24887), (1214, 17097), (1821, 11398), (3642, 5699)]