20235526768

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{14723}}^1$

素因数の和:14942

約数の個数: 80

約数和(自身を含む): 43117526016

約数和(自身を除く): 22881999248

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 163, 248, 272, 326, 496, 527, 652, 1054, 1304, 2108, 2608, 2771, 4216, 5053, 5542, 8432, 10106, 11084, 14723, 20212, 22168, 29446, 40424, 44336, 58892, 80848, 85901, 117784, 171802, 235568, 250291, 343604, 456413, 500582, 687208, 912826, 1001164, 1374416, 1825652, 2002328, 2399849, 3651304, 4004656, 4799698, 7302608, 7759021, 9599396, 15518042, 19198792, 31036084, 38397584, 40797433, 62072168, 74395319, 81594866, 124144336, 148790638, 163189732, 297581276, 326379464, 595162552, 652758928, 1190325104, 1264720423, 2529440846, 5058881692, 10117763384, 20235526768]

約数ペア:

[(1, 20235526768), (2, 10117763384), (4, 5058881692), (8, 2529440846), (16, 1264720423), (17, 1190325104), (31, 652758928), (34, 595162552), (62, 326379464), (68, 297581276), (124, 163189732), (136, 148790638), (163, 124144336), (248, 81594866), (272, 74395319), (326, 62072168), (496, 40797433), (527, 38397584), (652, 31036084), (1054, 19198792), (1304, 15518042), (2108, 9599396), (2608, 7759021), (2771, 7302608), (4216, 4799698), (5053, 4004656), (5542, 3651304), (8432, 2399849), (10106, 2002328), (11084, 1825652), (14723, 1374416), (20212, 1001164), (22168, 912826), (29446, 687208), (40424, 500582), (44336, 456413), (58892, 343604), (80848, 250291), (85901, 235568), (117784, 171802)]