19827530

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 36619344

約数和(自身を除く): 16791814

約数列:

[1, 2, 5, 10, 73, 146, 157, 173, 314, 346, 365, 730, 785, 865, 1570, 1730, 11461, 12629, 22922, 25258, 27161, 54322, 57305, 63145, 114610, 126290, 135805, 271610, 1982753, 3965506, 9913765, 19827530]

約数ペア:

[(1, 19827530), (2, 9913765), (5, 3965506), (10, 1982753), (73, 271610), (146, 135805), (157, 126290), (173, 114610), (314, 63145), (346, 57305), (365, 54322), (730, 27161), (785, 25258), (865, 22922), (1570, 12629), (1730, 11461)]