19469452

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 36591240

約数和(自身を除く): 17121788

約数列:

[1, 2, 4, 19, 38, 76, 97, 139, 194, 278, 361, 388, 556, 722, 1444, 1843, 2641, 3686, 5282, 7372, 10564, 13483, 26966, 35017, 50179, 53932, 70034, 100358, 140068, 200716, 256177, 512354, 1024708, 4867363, 9734726, 19469452]

約数ペア:

[(1, 19469452), (2, 9734726), (4, 4867363), (19, 1024708), (38, 512354), (76, 256177), (97, 200716), (139, 140068), (194, 100358), (278, 70034), (361, 53932), (388, 50179), (556, 35017), (722, 26966), (1444, 13483), (1843, 10564), (2641, 7372), (3686, 5282)]