18992784

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{5573}}^1$

素因数の和:5655

約数の個数: 40

約数和(自身を含む): 49764672

約数和(自身を除く): 30771888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 5573, 11146, 16719, 22292, 33438, 44584, 66876, 89168, 133752, 267504, 395683, 791366, 1187049, 1582732, 2374098, 3165464, 4748196, 6330928, 9496392, 18992784]

約数ペア:

[(1, 18992784), (2, 9496392), (3, 6330928), (4, 4748196), (6, 3165464), (8, 2374098), (12, 1582732), (16, 1187049), (24, 791366), (48, 395683), (71, 267504), (142, 133752), (213, 89168), (284, 66876), (426, 44584), (568, 33438), (852, 22292), (1136, 16719), (1704, 11146), (3408, 5573)]