19426322

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 31968000

約数和(自身を除く): 12541678

約数列:

[1, 2, 19, 38, 47, 73, 94, 146, 149, 298, 893, 1387, 1786, 2774, 2831, 3431, 5662, 6862, 7003, 10877, 14006, 21754, 65189, 130378, 133057, 206663, 266114, 413326, 511219, 1022438, 9713161, 19426322]

約数ペア:

[(1, 19426322), (2, 9713161), (19, 1022438), (38, 511219), (47, 413326), (73, 266114), (94, 206663), (146, 133057), (149, 130378), (298, 65189), (893, 21754), (1387, 14006), (1786, 10877), (2774, 7003), (2831, 6862), (3431, 5662)]