18384186880

素因数分解:

$2^9\times 5^1\times {\mathrm{7181323}}^1$

素因数の和:7181346

約数の個数: 40

約数和(自身を含む): 44078966712

約数和(自身を除く): 25694779832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 7181323, 14362646, 28725292, 35906615, 57450584, 71813230, 114901168, 143626460, 229802336, 287252920, 459604672, 574505840, 919209344, 1149011680, 1838418688, 2298023360, 3676837376, 4596046720, 9192093440, 18384186880]

約数ペア:

[(1, 18384186880), (2, 9192093440), (4, 4596046720), (5, 3676837376), (8, 2298023360), (10, 1838418688), (16, 1149011680), (20, 919209344), (32, 574505840), (40, 459604672), (64, 287252920), (80, 229802336), (128, 143626460), (160, 114901168), (256, 71813230), (320, 57450584), (512, 35906615), (640, 28725292), (1280, 14362646), (2560, 7181323)]