19383708

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 46922400

約数和(自身を除く): 27538692

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 149, 222, 293, 298, 444, 447, 586, 596, 879, 894, 1172, 1758, 1788, 3516, 5513, 10841, 11026, 16539, 21682, 22052, 32523, 33078, 43364, 43657, 65046, 66156, 87314, 130092, 130971, 174628, 261942, 523884, 1615309, 3230618, 4845927, 6461236, 9691854, 19383708]

約数ペア:

[(1, 19383708), (2, 9691854), (3, 6461236), (4, 4845927), (6, 3230618), (12, 1615309), (37, 523884), (74, 261942), (111, 174628), (148, 130971), (149, 130092), (222, 87314), (293, 66156), (298, 65046), (444, 43657), (447, 43364), (586, 33078), (596, 32523), (879, 22052), (894, 21682), (1172, 16539), (1758, 11026), (1788, 10841), (3516, 5513)]