19825636

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1381}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 36025976

約数和(自身を除く): 16200340

約数列:

[1, 2, 4, 37, 74, 97, 148, 194, 388, 1381, 2762, 3589, 5524, 7178, 14356, 51097, 102194, 133957, 204388, 267914, 535828, 4956409, 9912818, 19825636]

約数ペア:

[(1, 19825636), (2, 9912818), (4, 4956409), (37, 535828), (74, 267914), (97, 204388), (148, 133957), (194, 102194), (388, 51097), (1381, 14356), (2762, 7178), (3589, 5524)]