20153552871

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1\times {\mathrm{367}}^1$

素因数の和:796

約数の個数: 64

約数和(自身を含む): 29675520000

約数和(自身を除く): 9521967129

約数列:

[1, 3, 19, 29, 57, 87, 139, 239, 367, 417, 551, 717, 1101, 1653, 2641, 4031, 4541, 6931, 6973, 7923, 10643, 12093, 13623, 20793, 20919, 31929, 33221, 51013, 76589, 87713, 99663, 131689, 153039, 202217, 229767, 263139, 395067, 606651, 631199, 963409, 969247, 1479377, 1666547, 1893597, 2543677, 2890227, 2907741, 4438131, 4999641, 7631031, 12192107, 18304771, 28108163, 36576321, 48329863, 54914313, 84324489, 144989589, 231650033, 353571103, 694950099, 1060713309, 6717850957, 20153552871]

約数ペア:

[(1, 20153552871), (3, 6717850957), (19, 1060713309), (29, 694950099), (57, 353571103), (87, 231650033), (139, 144989589), (239, 84324489), (367, 54914313), (417, 48329863), (551, 36576321), (717, 28108163), (1101, 18304771), (1653, 12192107), (2641, 7631031), (4031, 4999641), (4541, 4438131), (6931, 2907741), (6973, 2890227), (7923, 2543677), (10643, 1893597), (12093, 1666547), (13623, 1479377), (20793, 969247), (20919, 963409), (31929, 631199), (33221, 606651), (51013, 395067), (76589, 263139), (87713, 229767), (99663, 202217), (131689, 153039)]