20497374

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{4363}}^1$

素因数の和:4406

約数の個数: 40

約数和(自身を含む): 47523960

約数和(自身を除く): 27026586

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 261, 522, 783, 1566, 2349, 4363, 4698, 8726, 13089, 26178, 39267, 78534, 117801, 126527, 235602, 253054, 353403, 379581, 706806, 759162, 1138743, 2277486, 3416229, 6832458, 10248687, 20497374]

約数ペア:

[(1, 20497374), (2, 10248687), (3, 6832458), (6, 3416229), (9, 2277486), (18, 1138743), (27, 759162), (29, 706806), (54, 379581), (58, 353403), (81, 253054), (87, 235602), (162, 126527), (174, 117801), (261, 78534), (522, 39267), (783, 26178), (1566, 13089), (2349, 8726), (4363, 4698)]