20732876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 40155360

約数和(自身を除く): 19422484

約数列:

[1, 2, 4, 19, 37, 38, 73, 74, 76, 101, 146, 148, 202, 292, 404, 703, 1387, 1406, 1919, 2701, 2774, 2812, 3737, 3838, 5402, 5548, 7373, 7474, 7676, 10804, 14746, 14948, 29492, 51319, 71003, 102638, 140087, 142006, 205276, 272801, 280174, 284012, 545602, 560348, 1091204, 5183219, 10366438, 20732876]

約数ペア:

[(1, 20732876), (2, 10366438), (4, 5183219), (19, 1091204), (37, 560348), (38, 545602), (73, 284012), (74, 280174), (76, 272801), (101, 205276), (146, 142006), (148, 140087), (202, 102638), (292, 71003), (404, 51319), (703, 29492), (1387, 14948), (1406, 14746), (1919, 10804), (2701, 7676), (2774, 7474), (2812, 7373), (3737, 5548), (3838, 5402)]