20450493135

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{19991}}^1$

素因数の和:20308

約数の個数: 48

約数和(自身を含む): 35928023040

約数和(自身を除く): 15477529905

約数列:

[1, 3, 5, 9, 15, 45, 127, 179, 381, 537, 635, 895, 1143, 1611, 1905, 2685, 5715, 8055, 19991, 22733, 59973, 68199, 99955, 113665, 179919, 204597, 299865, 340995, 899595, 1022985, 2538857, 3578389, 7616571, 10735167, 12694285, 17891945, 22849713, 32205501, 38082855, 53675835, 114248565, 161027505, 454455403, 1363366209, 2272277015, 4090098627, 6816831045, 20450493135]

約数ペア:

[(1, 20450493135), (3, 6816831045), (5, 4090098627), (9, 2272277015), (15, 1363366209), (45, 454455403), (127, 161027505), (179, 114248565), (381, 53675835), (537, 38082855), (635, 32205501), (895, 22849713), (1143, 17891945), (1611, 12694285), (1905, 10735167), (2685, 7616571), (5715, 3578389), (8055, 2538857), (19991, 1022985), (22733, 899595), (59973, 340995), (68199, 299865), (99955, 204597), (113665, 179919)]