19395838

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 38776320

約数和(自身を除く): 19380482

約数列:

[1, 2, 7, 11, 14, 22, 29, 43, 58, 77, 86, 101, 154, 202, 203, 301, 319, 406, 473, 602, 638, 707, 946, 1111, 1247, 1414, 2222, 2233, 2494, 2929, 3311, 4343, 4466, 5858, 6622, 7777, 8686, 8729, 13717, 15554, 17458, 20503, 27434, 30401, 32219, 41006, 47773, 60802, 64438, 95546, 96019, 125947, 192038, 225533, 251894, 334411, 451066, 668822, 881629, 1385417, 1763258, 2770834, 9697919, 19395838]

約数ペア:

[(1, 19395838), (2, 9697919), (7, 2770834), (11, 1763258), (14, 1385417), (22, 881629), (29, 668822), (43, 451066), (58, 334411), (77, 251894), (86, 225533), (101, 192038), (154, 125947), (202, 96019), (203, 95546), (301, 64438), (319, 60802), (406, 47773), (473, 41006), (602, 32219), (638, 30401), (707, 27434), (946, 20503), (1111, 17458), (1247, 15554), (1414, 13717), (2222, 8729), (2233, 8686), (2494, 7777), (2929, 6622), (3311, 5858), (4343, 4466)]