20686783102

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{37061}}^1$

素因数の和:37516

約数の個数: 32

約数和(自身を含む): 33631541280

約数和(自身を除く): 12944758178

約数列:

[1, 2, 19, 37, 38, 74, 397, 703, 794, 1406, 7543, 14689, 15086, 29378, 37061, 74122, 279091, 558182, 704159, 1371257, 1408318, 2742514, 14713217, 26053883, 29426434, 52107766, 279551123, 544389029, 559102246, 1088778058, 10343391551, 20686783102]

約数ペア:

[(1, 20686783102), (2, 10343391551), (19, 1088778058), (37, 559102246), (38, 544389029), (74, 279551123), (397, 52107766), (703, 29426434), (794, 26053883), (1406, 14713217), (7543, 2742514), (14689, 1408318), (15086, 1371257), (29378, 704159), (37061, 558182), (74122, 279091)]