18630694082

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131071}}^1$

素因数の和:131175

約数の個数: 64

約数和(自身を含む): 38050725888

約数和(自身を除く): 19420031806

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 71, 77, 91, 142, 143, 154, 182, 286, 497, 781, 923, 994, 1001, 1562, 1846, 2002, 5467, 6461, 10153, 10934, 12922, 20306, 71071, 131071, 142142, 262142, 917497, 1441781, 1703923, 1834994, 2883562, 3407846, 9306041, 10092467, 11927461, 18612082, 18743153, 20184934, 23854922, 37486306, 65142287, 102366451, 120978533, 130284574, 131202071, 204732902, 241957066, 262404142, 716565157, 846849731, 1330763863, 1433130314, 1693699462, 2661527726, 9315347041, 18630694082]

約数ペア:

[(1, 18630694082), (2, 9315347041), (7, 2661527726), (11, 1693699462), (13, 1433130314), (14, 1330763863), (22, 846849731), (26, 716565157), (71, 262404142), (77, 241957066), (91, 204732902), (142, 131202071), (143, 130284574), (154, 120978533), (182, 102366451), (286, 65142287), (497, 37486306), (781, 23854922), (923, 20184934), (994, 18743153), (1001, 18612082), (1562, 11927461), (1846, 10092467), (2002, 9306041), (5467, 3407846), (6461, 2883562), (10153, 1834994), (10934, 1703923), (12922, 1441781), (20306, 917497), (71071, 262142), (131071, 142142)]