20801496

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 54558720

約数和(自身を除く): 33757224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 73, 93, 124, 146, 186, 219, 248, 292, 372, 383, 438, 584, 744, 766, 876, 1149, 1532, 1752, 2263, 2298, 3064, 4526, 4596, 6789, 9052, 9192, 11873, 13578, 18104, 23746, 27156, 27959, 35619, 47492, 54312, 55918, 71238, 83877, 94984, 111836, 142476, 167754, 223672, 284952, 335508, 671016, 866729, 1733458, 2600187, 3466916, 5200374, 6933832, 10400748, 20801496]

約数ペア:

[(1, 20801496), (2, 10400748), (3, 6933832), (4, 5200374), (6, 3466916), (8, 2600187), (12, 1733458), (24, 866729), (31, 671016), (62, 335508), (73, 284952), (93, 223672), (124, 167754), (146, 142476), (186, 111836), (219, 94984), (248, 83877), (292, 71238), (372, 55918), (383, 54312), (438, 47492), (584, 35619), (744, 27959), (766, 27156), (876, 23746), (1149, 18104), (1532, 13578), (1752, 11873), (2263, 9192), (2298, 9052), (3064, 6789), (4526, 4596)]