19943604

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{3929}}^1$

素因数の和:3989

約数の個数: 48

約数和(自身を含む): 52819200

約数和(自身を除く): 32875596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 108, 141, 188, 282, 423, 564, 846, 1269, 1692, 2538, 3929, 5076, 7858, 11787, 15716, 23574, 35361, 47148, 70722, 106083, 141444, 184663, 212166, 369326, 424332, 553989, 738652, 1107978, 1661967, 2215956, 3323934, 4985901, 6647868, 9971802, 19943604]

約数ペア:

[(1, 19943604), (2, 9971802), (3, 6647868), (4, 4985901), (6, 3323934), (9, 2215956), (12, 1661967), (18, 1107978), (27, 738652), (36, 553989), (47, 424332), (54, 369326), (94, 212166), (108, 184663), (141, 141444), (188, 106083), (282, 70722), (423, 47148), (564, 35361), (846, 23574), (1269, 15716), (1692, 11787), (2538, 7858), (3929, 5076)]