20199942945

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{38239}}^1$

素因数の和:38316

約数の個数: 128

約数和(自身を含む): 45227212800

約数和(自身を除く): 25027269855

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 43, 45, 63, 65, 91, 105, 117, 129, 135, 189, 195, 215, 273, 301, 315, 351, 387, 455, 559, 585, 645, 819, 903, 945, 1161, 1365, 1505, 1677, 1755, 1935, 2457, 2709, 2795, 3913, 4095, 4515, 5031, 5805, 8127, 8385, 11739, 12285, 13545, 15093, 19565, 25155, 35217, 38239, 40635, 58695, 75465, 105651, 114717, 176085, 191195, 267673, 344151, 497107, 528255, 573585, 803019, 1032453, 1338365, 1491321, 1644277, 1720755, 2409057, 2485535, 3479749, 4015095, 4473963, 4932831, 5162265, 7227171, 7456605, 8221385, 10439247, 11509939, 12045285, 13421889, 14798493, 17398745, 21375601, 22369815, 24664155, 31317741, 34529817, 36135855, 44395479, 52196235, 57549695, 64126803, 67109445, 73992465, 93953223, 103589451, 106878005, 149629207, 156588705, 172649085, 192380409, 221977395, 310768353, 320634015, 448887621, 469766115, 517947255, 577141227, 748146035, 961902045, 1346662863, 1553841765, 2244438105, 2885706135, 4039988589, 6733314315, 20199942945]

約数ペア:

[(1, 20199942945), (3, 6733314315), (5, 4039988589), (7, 2885706135), (9, 2244438105), (13, 1553841765), (15, 1346662863), (21, 961902045), (27, 748146035), (35, 577141227), (39, 517947255), (43, 469766115), (45, 448887621), (63, 320634015), (65, 310768353), (91, 221977395), (105, 192380409), (117, 172649085), (129, 156588705), (135, 149629207), (189, 106878005), (195, 103589451), (215, 93953223), (273, 73992465), (301, 67109445), (315, 64126803), (351, 57549695), (387, 52196235), (455, 44395479), (559, 36135855), (585, 34529817), (645, 31317741), (819, 24664155), (903, 22369815), (945, 21375601), (1161, 17398745), (1365, 14798493), (1505, 13421889), (1677, 12045285), (1755, 11509939), (1935, 10439247), (2457, 8221385), (2709, 7456605), (2795, 7227171), (3913, 5162265), (4095, 4932831), (4515, 4473963), (5031, 4015095), (5805, 3479749), (8127, 2485535), (8385, 2409057), (11739, 1720755), (12285, 1644277), (13545, 1491321), (15093, 1338365), (19565, 1032453), (25155, 803019), (35217, 573585), (38239, 528255), (40635, 497107), (58695, 344151), (75465, 267673), (105651, 191195), (114717, 176085)]