2019089384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{911}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 4141428480

約数和(自身を除く): 2122339096

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 211, 404, 422, 808, 844, 911, 1313, 1688, 1822, 2626, 2743, 3644, 5252, 5486, 7288, 10504, 10972, 11843, 21311, 21944, 23686, 42622, 47372, 85244, 92011, 94744, 170488, 184022, 192221, 277043, 368044, 384442, 554086, 736088, 768884, 1108172, 1196143, 1537768, 2216344, 2392286, 2498873, 4784572, 4997746, 9569144, 9995492, 19414321, 19990984, 38828642, 77657284, 155314568, 252386173, 504772346, 1009544692, 2019089384]

約数ペア:

[(1, 2019089384), (2, 1009544692), (4, 504772346), (8, 252386173), (13, 155314568), (26, 77657284), (52, 38828642), (101, 19990984), (104, 19414321), (202, 9995492), (211, 9569144), (404, 4997746), (422, 4784572), (808, 2498873), (844, 2392286), (911, 2216344), (1313, 1537768), (1688, 1196143), (1822, 1108172), (2626, 768884), (2743, 736088), (3644, 554086), (5252, 384442), (5486, 368044), (7288, 277043), (10504, 192221), (10972, 184022), (11843, 170488), (21311, 94744), (21944, 92011), (23686, 85244), (42622, 47372)]