2019912868

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1\times {\mathrm{821}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 3796120944

約数和(自身を除く): 1776208076

約数列:

[1, 2, 4, 17, 34, 68, 97, 194, 373, 388, 746, 821, 1492, 1642, 1649, 3284, 3298, 6341, 6596, 12682, 13957, 25364, 27914, 36181, 55828, 72362, 79637, 144724, 159274, 306233, 318548, 612466, 615077, 1224932, 1230154, 1353829, 2460308, 2707658, 5205961, 5415316, 10411922, 20823844, 29704601, 59409202, 118818404, 504978217, 1009956434, 2019912868]

約数ペア:

[(1, 2019912868), (2, 1009956434), (4, 504978217), (17, 118818404), (34, 59409202), (68, 29704601), (97, 20823844), (194, 10411922), (373, 5415316), (388, 5205961), (746, 2707658), (821, 2460308), (1492, 1353829), (1642, 1230154), (1649, 1224932), (3284, 615077), (3298, 612466), (6341, 318548), (6596, 306233), (12682, 159274), (13957, 144724), (25364, 79637), (27914, 72362), (36181, 55828)]