20348976285

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1217}}^1\times {\mathrm{1987}}^1$

素因数の和:3243

約数の個数: 96

約数和(自身を含む): 40795477632

約数和(自身を除く): 20446501347

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1217, 1683, 1987, 2805, 3651, 5961, 6085, 8415, 9935, 10953, 13387, 17883, 18255, 20689, 21857, 29805, 33779, 40161, 54765, 62067, 65571, 66935, 89415, 101337, 103445, 109285, 120483, 168895, 186201, 196713, 200805, 227579, 304011, 310335, 327855, 371569, 506685, 602415, 682737, 931005, 983565, 1114707, 1137895, 1520055, 1857845, 2048211, 2418179, 3344121, 3413685, 5573535, 7254537, 10241055, 12090895, 16720605, 21763611, 26599969, 36272685, 41109043, 79799907, 108818055, 123327129, 132999845, 205545215, 239399721, 369981387, 398999535, 452199473, 616635645, 1196998605, 1356598419, 1849906935, 2260997365, 4069795257, 6782992095, 20348976285]

約数ペア:

[(1, 20348976285), (3, 6782992095), (5, 4069795257), (9, 2260997365), (11, 1849906935), (15, 1356598419), (17, 1196998605), (33, 616635645), (45, 452199473), (51, 398999535), (55, 369981387), (85, 239399721), (99, 205545215), (153, 132999845), (165, 123327129), (187, 108818055), (255, 79799907), (495, 41109043), (561, 36272685), (765, 26599969), (935, 21763611), (1217, 16720605), (1683, 12090895), (1987, 10241055), (2805, 7254537), (3651, 5573535), (5961, 3413685), (6085, 3344121), (8415, 2418179), (9935, 2048211), (10953, 1857845), (13387, 1520055), (17883, 1137895), (18255, 1114707), (20689, 983565), (21857, 931005), (29805, 682737), (33779, 602415), (40161, 506685), (54765, 371569), (62067, 327855), (65571, 310335), (66935, 304011), (89415, 227579), (101337, 200805), (103445, 196713), (109285, 186201), (120483, 168895)]