19351072

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 41415192

約数和(自身を除く): 22064120

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 181, 208, 257, 362, 416, 514, 724, 1028, 1448, 2056, 2353, 2896, 3341, 4112, 4706, 5792, 6682, 8224, 9412, 13364, 18824, 26728, 37648, 46517, 53456, 75296, 93034, 106912, 186068, 372136, 604721, 744272, 1209442, 1488544, 2418884, 4837768, 9675536, 19351072]

約数ペア:

[(1, 19351072), (2, 9675536), (4, 4837768), (8, 2418884), (13, 1488544), (16, 1209442), (26, 744272), (32, 604721), (52, 372136), (104, 186068), (181, 106912), (208, 93034), (257, 75296), (362, 53456), (416, 46517), (514, 37648), (724, 26728), (1028, 18824), (1448, 13364), (2056, 9412), (2353, 8224), (2896, 6682), (3341, 5792), (4112, 4706)]