20078076739

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 25134105600

約数和(自身を除く): 5056028861

約数列:

[1, 7, 19, 61, 101, 107, 133, 229, 427, 707, 749, 1159, 1603, 1919, 2033, 4351, 6161, 6527, 8113, 10807, 13433, 13969, 14231, 23129, 24503, 30457, 43127, 45689, 75649, 97783, 117059, 124013, 161903, 171521, 205333, 265411, 439451, 465557, 659227, 819413, 868091, 1410869, 1437331, 1494683, 1857877, 2474803, 3076157, 3258899, 4614589, 9876083, 10462781, 12525313, 17323621, 26806511, 28398977, 47021257, 87677191, 150962983, 187645577, 198792839, 329148799, 1056740881, 2868296677, 20078076739]

約数ペア:

[(1, 20078076739), (7, 2868296677), (19, 1056740881), (61, 329148799), (101, 198792839), (107, 187645577), (133, 150962983), (229, 87677191), (427, 47021257), (707, 28398977), (749, 26806511), (1159, 17323621), (1603, 12525313), (1919, 10462781), (2033, 9876083), (4351, 4614589), (6161, 3258899), (6527, 3076157), (8113, 2474803), (10807, 1857877), (13433, 1494683), (13969, 1437331), (14231, 1410869), (23129, 868091), (24503, 819413), (30457, 659227), (43127, 465557), (45689, 439451), (75649, 265411), (97783, 205333), (117059, 171521), (124013, 161903)]