20268949014717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{3307}}^1\times {\mathrm{23279}}^1$

素因数の和:26802

約数の個数: 64

約数和(自身を含む): 29981010554880

約数和(自身を除く): 9712061540163

約数列:

[1, 3, 13, 39, 43, 129, 157, 471, 559, 1677, 2041, 3307, 6123, 6751, 9921, 20253, 23279, 42991, 69837, 87763, 128973, 142201, 263289, 302627, 426603, 519199, 907881, 1000997, 1557597, 1848613, 3002991, 3654803, 5545839, 6749587, 10964409, 13012961, 20248761, 22325557, 39038883, 47512439, 66976671, 76983653, 142537317, 157156529, 230950959, 290232241, 471469587, 870696723, 1000787489, 2043034877, 3002362467, 3310297079, 6129104631, 9930891237, 12086433521, 36259300563, 43033862027, 129101586081, 157123635773, 471370907319, 519716641403, 1559149924209, 6756316338239, 20268949014717]

約数ペア:

[(1, 20268949014717), (3, 6756316338239), (13, 1559149924209), (39, 519716641403), (43, 471370907319), (129, 157123635773), (157, 129101586081), (471, 43033862027), (559, 36259300563), (1677, 12086433521), (2041, 9930891237), (3307, 6129104631), (6123, 3310297079), (6751, 3002362467), (9921, 2043034877), (20253, 1000787489), (23279, 870696723), (42991, 471469587), (69837, 290232241), (87763, 230950959), (128973, 157156529), (142201, 142537317), (263289, 76983653), (302627, 66976671), (426603, 47512439), (519199, 39038883), (907881, 22325557), (1000997, 20248761), (1557597, 13012961), (1848613, 10964409), (3002991, 6749587), (3654803, 5545839)]