20170896615

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{13619}}^1$

素因数の和:13715

約数の個数: 96

約数和(自身を含む): 38550919680

約数和(自身を除く): 18380023065

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 53, 69, 81, 115, 135, 159, 207, 243, 265, 345, 405, 477, 621, 795, 1035, 1215, 1219, 1431, 1863, 2385, 3105, 3657, 4293, 5589, 6095, 7155, 9315, 10971, 12879, 13619, 18285, 21465, 27945, 32913, 40857, 54855, 64395, 68095, 98739, 122571, 164565, 204285, 296217, 313237, 367713, 493695, 612855, 721807, 939711, 1103139, 1481085, 1566185, 1838565, 2165421, 2819133, 3309417, 3609035, 4698555, 5515695, 6496263, 8457399, 10827105, 14095665, 16547085, 16601561, 19488789, 25372197, 32481315, 42286995, 49804683, 58466367, 76116591, 83007805, 97443945, 126860985, 149414049, 175399101, 249023415, 292331835, 380582955, 448242147, 747070245, 876995505, 1344726441, 2241210735, 4034179323, 6723632205, 20170896615]

約数ペア:

[(1, 20170896615), (3, 6723632205), (5, 4034179323), (9, 2241210735), (15, 1344726441), (23, 876995505), (27, 747070245), (45, 448242147), (53, 380582955), (69, 292331835), (81, 249023415), (115, 175399101), (135, 149414049), (159, 126860985), (207, 97443945), (243, 83007805), (265, 76116591), (345, 58466367), (405, 49804683), (477, 42286995), (621, 32481315), (795, 25372197), (1035, 19488789), (1215, 16601561), (1219, 16547085), (1431, 14095665), (1863, 10827105), (2385, 8457399), (3105, 6496263), (3657, 5515695), (4293, 4698555), (5589, 3609035), (6095, 3309417), (7155, 2819133), (9315, 2165421), (10971, 1838565), (12879, 1566185), (13619, 1481085), (18285, 1103139), (21465, 939711), (27945, 721807), (32913, 612855), (40857, 493695), (54855, 367713), (64395, 313237), (68095, 296217), (98739, 204285), (122571, 164565)]