18296572

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 38320128

約数和(自身を除く): 20023556

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 107, 124, 197, 214, 217, 394, 428, 434, 749, 788, 868, 1379, 1498, 2758, 2996, 3317, 5516, 6107, 6634, 12214, 13268, 21079, 23219, 24428, 42158, 42749, 46438, 84316, 85498, 92876, 147553, 170996, 295106, 590212, 653449, 1306898, 2613796, 4574143, 9148286, 18296572]

約数ペア:

[(1, 18296572), (2, 9148286), (4, 4574143), (7, 2613796), (14, 1306898), (28, 653449), (31, 590212), (62, 295106), (107, 170996), (124, 147553), (197, 92876), (214, 85498), (217, 84316), (394, 46438), (428, 42749), (434, 42158), (749, 24428), (788, 23219), (868, 21079), (1379, 13268), (1498, 12214), (2758, 6634), (2996, 6107), (3317, 5516)]