18899008

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:419

約数の個数: 56

約数和(自身を含む): 40306752

約数和(自身を除く): 21407744

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 64, 74, 92, 148, 184, 296, 347, 368, 592, 694, 736, 851, 1184, 1388, 1472, 1702, 2368, 2776, 3404, 5552, 6808, 7981, 11104, 12839, 13616, 15962, 22208, 25678, 27232, 31924, 51356, 54464, 63848, 102712, 127696, 205424, 255392, 295297, 410848, 510784, 590594, 821696, 1181188, 2362376, 4724752, 9449504, 18899008]

約数ペア:

[(1, 18899008), (2, 9449504), (4, 4724752), (8, 2362376), (16, 1181188), (23, 821696), (32, 590594), (37, 510784), (46, 410848), (64, 295297), (74, 255392), (92, 205424), (148, 127696), (184, 102712), (296, 63848), (347, 54464), (368, 51356), (592, 31924), (694, 27232), (736, 25678), (851, 22208), (1184, 15962), (1388, 13616), (1472, 12839), (1702, 11104), (2368, 7981), (2776, 6808), (3404, 5552)]