20863458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15053}}^1$

素因数の和:15079

約数の個数: 48

約数和(自身を含む): 56362176

約数和(自身を除く): 35498718

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 15053, 30106, 45159, 90318, 105371, 135477, 165583, 210742, 270954, 316113, 331166, 496749, 632226, 948339, 993498, 1159081, 1490247, 1896678, 2318162, 2980494, 3477243, 6954486, 10431729, 20863458]

約数ペア:

[(1, 20863458), (2, 10431729), (3, 6954486), (6, 3477243), (7, 2980494), (9, 2318162), (11, 1896678), (14, 1490247), (18, 1159081), (21, 993498), (22, 948339), (33, 632226), (42, 496749), (63, 331166), (66, 316113), (77, 270954), (99, 210742), (126, 165583), (154, 135477), (198, 105371), (231, 90318), (462, 45159), (693, 30106), (1386, 15053)]