19408914

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4969}}^1$

素因数の和:5015

約数の個数: 48

約数和(自身を含む): 49620480

約数和(自身を除く): 30211566

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 4969, 9938, 14907, 29814, 34783, 44721, 69566, 89442, 104349, 154039, 208698, 308078, 313047, 462117, 626094, 924234, 1078273, 1386351, 2156546, 2772702, 3234819, 6469638, 9704457, 19408914]

約数ペア:

[(1, 19408914), (2, 9704457), (3, 6469638), (6, 3234819), (7, 2772702), (9, 2156546), (14, 1386351), (18, 1078273), (21, 924234), (31, 626094), (42, 462117), (62, 313047), (63, 308078), (93, 208698), (126, 154039), (186, 104349), (217, 89442), (279, 69566), (434, 44721), (558, 34783), (651, 29814), (1302, 14907), (1953, 9938), (3906, 4969)]