19205657536

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{1775671}}^1$

素因数の和:1775709

約数の個数: 42

約数和(自身を含む): 41268392952

約数和(自身を除く): 22062735416

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2704, 5408, 10816, 1775671, 3551342, 7102684, 14205368, 23083723, 28410736, 46167446, 56821472, 92334892, 113642944, 184669784, 300088399, 369339568, 600176798, 738679136, 1200353596, 1477358272, 2400707192, 4801414384, 9602828768, 19205657536]

約数ペア:

[(1, 19205657536), (2, 9602828768), (4, 4801414384), (8, 2400707192), (13, 1477358272), (16, 1200353596), (26, 738679136), (32, 600176798), (52, 369339568), (64, 300088399), (104, 184669784), (169, 113642944), (208, 92334892), (338, 56821472), (416, 46167446), (676, 28410736), (832, 23083723), (1352, 14205368), (2704, 7102684), (5408, 3551342), (10816, 1775671)]