19557536

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{1693}}^1$

素因数の和:1741

約数の個数: 36

約数和(自身を含む): 40661082

約数和(自身を除く): 21103546

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 361, 608, 722, 1444, 1693, 2888, 3386, 5776, 6772, 11552, 13544, 27088, 32167, 54176, 64334, 128668, 257336, 514672, 611173, 1029344, 1222346, 2444692, 4889384, 9778768, 19557536]

約数ペア:

[(1, 19557536), (2, 9778768), (4, 4889384), (8, 2444692), (16, 1222346), (19, 1029344), (32, 611173), (38, 514672), (76, 257336), (152, 128668), (304, 64334), (361, 54176), (608, 32167), (722, 27088), (1444, 13544), (1693, 11552), (2888, 6772), (3386, 5776)]