19778856

素因数分解:

$2^3\times 3^1\times {\mathrm{149}}^1\times {\mathrm{5531}}^1$

素因数の和:5689

約数の個数: 32

約数和(自身を含む): 49788000

約数和(自身を除く): 30009144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 149, 298, 447, 596, 894, 1192, 1788, 3576, 5531, 11062, 16593, 22124, 33186, 44248, 66372, 132744, 824119, 1648238, 2472357, 3296476, 4944714, 6592952, 9889428, 19778856]

約数ペア:

[(1, 19778856), (2, 9889428), (3, 6592952), (4, 4944714), (6, 3296476), (8, 2472357), (12, 1648238), (24, 824119), (149, 132744), (298, 66372), (447, 44248), (596, 33186), (894, 22124), (1192, 16593), (1788, 11062), (3576, 5531)]