2019194008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{1601}}^1$

素因数の和:1868

約数の個数: 64

約数和(自身を含む): 4163533920

約数和(自身を除く): 2144339912

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 181, 268, 362, 536, 724, 871, 1448, 1601, 1742, 2353, 3202, 3484, 4706, 6404, 6968, 9412, 12127, 12808, 18824, 20813, 24254, 41626, 48508, 83252, 97016, 107267, 157651, 166504, 214534, 289781, 315302, 429068, 579562, 630604, 858136, 1159124, 1261208, 1394471, 2318248, 2788942, 3767153, 5577884, 7534306, 11155768, 15068612, 19415327, 30137224, 38830654, 77661308, 155322616, 252399251, 504798502, 1009597004, 2019194008]

約数ペア:

[(1, 2019194008), (2, 1009597004), (4, 504798502), (8, 252399251), (13, 155322616), (26, 77661308), (52, 38830654), (67, 30137224), (104, 19415327), (134, 15068612), (181, 11155768), (268, 7534306), (362, 5577884), (536, 3767153), (724, 2788942), (871, 2318248), (1448, 1394471), (1601, 1261208), (1742, 1159124), (2353, 858136), (3202, 630604), (3484, 579562), (4706, 429068), (6404, 315302), (6968, 289781), (9412, 214534), (12127, 166504), (12808, 157651), (18824, 107267), (20813, 97016), (24254, 83252), (41626, 48508)]