20023160944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1049}}^1\times {\mathrm{1697}}^1$

素因数の和:2810

約数の個数: 80

約数和(自身を含む): 42005124000

約数和(自身を除く): 21981963056

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1049, 1406, 1697, 2098, 2812, 3394, 4196, 5624, 6788, 8392, 11248, 13576, 16784, 19931, 27152, 32243, 38813, 39862, 62789, 64486, 77626, 79724, 125578, 128972, 155252, 159448, 251156, 257944, 310504, 318896, 502312, 515888, 621008, 737447, 1004624, 1192991, 1474894, 1780153, 2385982, 2949788, 3560306, 4771964, 5899576, 7120612, 9543928, 11799152, 14241224, 19087856, 28482448, 33822907, 65865661, 67645814, 131731322, 135291628, 263462644, 270583256, 526925288, 541166512, 1053850576, 1251447559, 2502895118, 5005790236, 10011580472, 20023160944]

約数ペア:

[(1, 20023160944), (2, 10011580472), (4, 5005790236), (8, 2502895118), (16, 1251447559), (19, 1053850576), (37, 541166512), (38, 526925288), (74, 270583256), (76, 263462644), (148, 135291628), (152, 131731322), (296, 67645814), (304, 65865661), (592, 33822907), (703, 28482448), (1049, 19087856), (1406, 14241224), (1697, 11799152), (2098, 9543928), (2812, 7120612), (3394, 5899576), (4196, 4771964), (5624, 3560306), (6788, 2949788), (8392, 2385982), (11248, 1780153), (13576, 1474894), (16784, 1192991), (19931, 1004624), (27152, 737447), (32243, 621008), (38813, 515888), (39862, 502312), (62789, 318896), (64486, 310504), (77626, 257944), (79724, 251156), (125578, 159448), (128972, 155252)]