385339904

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{20341}}^1$

素因数の和:20396

約数の個数: 40

約数和(自身を含む): 790774908

約数和(自身を除く): 405435004

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 512, 592, 1184, 2368, 4736, 9472, 18944, 20341, 40682, 81364, 162728, 325456, 650912, 752617, 1301824, 1505234, 2603648, 3010468, 5207296, 6020936, 10414592, 12041872, 24083744, 48167488, 96334976, 192669952, 385339904]

約数ペア:

[(1, 385339904), (2, 192669952), (4, 96334976), (8, 48167488), (16, 24083744), (32, 12041872), (37, 10414592), (64, 6020936), (74, 5207296), (128, 3010468), (148, 2603648), (256, 1505234), (296, 1301824), (512, 752617), (592, 650912), (1184, 325456), (2368, 162728), (4736, 81364), (9472, 40682), (18944, 20341)]