2019921806

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{4003}}^1$

素因数の和:4309

約数の個数: 48

約数和(自身を含む): 3724680960

約数和(自身を除く): 1704759154

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 271, 542, 931, 1862, 1897, 3794, 4003, 5149, 8006, 10298, 13279, 26558, 28021, 36043, 56042, 72086, 76057, 152114, 196147, 252301, 392294, 504602, 532399, 1064798, 1084813, 2169626, 3726793, 7453586, 7593691, 15187382, 20611447, 41222894, 53155837, 106311674, 144280129, 288560258, 1009960903, 2019921806]

約数ペア:

[(1, 2019921806), (2, 1009960903), (7, 288560258), (14, 144280129), (19, 106311674), (38, 53155837), (49, 41222894), (98, 20611447), (133, 15187382), (266, 7593691), (271, 7453586), (542, 3726793), (931, 2169626), (1862, 1084813), (1897, 1064798), (3794, 532399), (4003, 504602), (5149, 392294), (8006, 252301), (10298, 196147), (13279, 152114), (26558, 76057), (28021, 72086), (36043, 56042)]