19956762

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1063}}^1$

素因数の和:1227

約数の個数: 48

約数和(自身を含む): 49795200

約数和(自身を除く): 29838438

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 149, 298, 447, 894, 1043, 1063, 1341, 2086, 2126, 2682, 3129, 3189, 6258, 6378, 7441, 9387, 9567, 14882, 18774, 19134, 22323, 44646, 66969, 133938, 158387, 316774, 475161, 950322, 1108709, 1425483, 2217418, 2850966, 3326127, 6652254, 9978381, 19956762]

約数ペア:

[(1, 19956762), (2, 9978381), (3, 6652254), (6, 3326127), (7, 2850966), (9, 2217418), (14, 1425483), (18, 1108709), (21, 950322), (42, 475161), (63, 316774), (126, 158387), (149, 133938), (298, 66969), (447, 44646), (894, 22323), (1043, 19134), (1063, 18774), (1341, 14882), (2086, 9567), (2126, 9387), (2682, 7441), (3129, 6378), (3189, 6258)]