20459304

素因数分解:

$2^3\times 3^4\times {\mathrm{31573}}^1$

素因数の和:31591

約数の個数: 40

約数和(自身を含む): 57306810

約数和(自身を除く): 36847506

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31573, 63146, 94719, 126292, 189438, 252584, 284157, 378876, 568314, 757752, 852471, 1136628, 1704942, 2273256, 2557413, 3409884, 5114826, 6819768, 10229652, 20459304]

約数ペア:

[(1, 20459304), (2, 10229652), (3, 6819768), (4, 5114826), (6, 3409884), (8, 2557413), (9, 2273256), (12, 1704942), (18, 1136628), (24, 852471), (27, 757752), (36, 568314), (54, 378876), (72, 284157), (81, 252584), (108, 189438), (162, 126292), (216, 94719), (324, 63146), (648, 31573)]