19260488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4517}}^1$

素因数の和:4577

約数の個数: 32

約数和(自身を含む): 39848760

約数和(自身を除く): 20588272

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 4517, 9034, 18068, 36136, 58721, 117442, 185197, 234884, 370394, 469768, 740788, 1481576, 2407561, 4815122, 9630244, 19260488]

約数ペア:

[(1, 19260488), (2, 9630244), (4, 4815122), (8, 2407561), (13, 1481576), (26, 740788), (41, 469768), (52, 370394), (82, 234884), (104, 185197), (164, 117442), (328, 58721), (533, 36136), (1066, 18068), (2132, 9034), (4264, 4517)]