19012996

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 37296000

約数和(自身を除く): 18283004

約数列:

[1, 2, 4, 19, 23, 38, 46, 73, 76, 92, 146, 149, 292, 298, 437, 596, 874, 1387, 1679, 1748, 2774, 2831, 3358, 3427, 5548, 5662, 6716, 6854, 10877, 11324, 13708, 21754, 31901, 43508, 63802, 65113, 127604, 130226, 206663, 250171, 260452, 413326, 500342, 826652, 1000684, 4753249, 9506498, 19012996]

約数ペア:

[(1, 19012996), (2, 9506498), (4, 4753249), (19, 1000684), (23, 826652), (38, 500342), (46, 413326), (73, 260452), (76, 250171), (92, 206663), (146, 130226), (149, 127604), (292, 65113), (298, 63802), (437, 43508), (596, 31901), (874, 21754), (1387, 13708), (1679, 11324), (1748, 10877), (2774, 6854), (2831, 6716), (3358, 5662), (3427, 5548)]