18582954

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 42287616

約数和(自身を除く): 23704662

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 47, 74, 78, 94, 111, 137, 141, 222, 274, 282, 411, 481, 611, 822, 962, 1222, 1443, 1739, 1781, 1833, 2886, 3478, 3562, 3666, 5069, 5217, 5343, 6439, 10138, 10434, 10686, 12878, 15207, 19317, 22607, 30414, 38634, 45214, 65897, 67821, 83707, 131794, 135642, 167414, 197691, 238243, 251121, 395382, 476486, 502242, 714729, 1429458, 3097159, 6194318, 9291477, 18582954]

約数ペア:

[(1, 18582954), (2, 9291477), (3, 6194318), (6, 3097159), (13, 1429458), (26, 714729), (37, 502242), (39, 476486), (47, 395382), (74, 251121), (78, 238243), (94, 197691), (111, 167414), (137, 135642), (141, 131794), (222, 83707), (274, 67821), (282, 65897), (411, 45214), (481, 38634), (611, 30414), (822, 22607), (962, 19317), (1222, 15207), (1443, 12878), (1739, 10686), (1781, 10434), (1833, 10138), (2886, 6439), (3478, 5343), (3562, 5217), (3666, 5069)]