1279477328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{18541}}^1$

素因数の和:18795

約数の個数: 40

約数和(自身を含む): 2621097120

約数和(自身を除く): 1341619792

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 227, 304, 454, 908, 1816, 3632, 4313, 8626, 17252, 18541, 34504, 37082, 69008, 74164, 148328, 296656, 352279, 704558, 1409116, 2818232, 4208807, 5636464, 8417614, 16835228, 33670456, 67340912, 79967333, 159934666, 319869332, 639738664, 1279477328]

約数ペア:

[(1, 1279477328), (2, 639738664), (4, 319869332), (8, 159934666), (16, 79967333), (19, 67340912), (38, 33670456), (76, 16835228), (152, 8417614), (227, 5636464), (304, 4208807), (454, 2818232), (908, 1409116), (1816, 704558), (3632, 352279), (4313, 296656), (8626, 148328), (17252, 74164), (18541, 69008), (34504, 37082)]