20161177894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1\times {\mathrm{3821}}^1$

素因数の和:4837

約数の個数: 64

約数和(自身を含む): 37447038720

約数和(自身を除く): 17285860826

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 971, 1942, 2717, 3821, 5434, 7642, 10681, 12623, 18449, 21362, 25246, 36898, 42031, 49673, 72599, 84062, 99346, 138853, 145198, 202939, 239837, 277706, 405878, 479674, 546403, 798589, 943787, 1092806, 1597178, 1887574, 2638207, 3710191, 5276414, 7420382, 10381657, 20763314, 40812101, 48232483, 70493629, 81624202, 96464966, 140987258, 530557313, 775429919, 916417177, 1061114626, 1550859838, 1832834354, 10080588947, 20161177894]

約数ペア:

[(1, 20161177894), (2, 10080588947), (11, 1832834354), (13, 1550859838), (19, 1061114626), (22, 916417177), (26, 775429919), (38, 530557313), (143, 140987258), (209, 96464966), (247, 81624202), (286, 70493629), (418, 48232483), (494, 40812101), (971, 20763314), (1942, 10381657), (2717, 7420382), (3821, 5276414), (5434, 3710191), (7642, 2638207), (10681, 1887574), (12623, 1597178), (18449, 1092806), (21362, 943787), (25246, 798589), (36898, 546403), (42031, 479674), (49673, 405878), (72599, 277706), (84062, 239837), (99346, 202939), (138853, 145198)]