20409822724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1\times {\mathrm{10069}}^1$

素因数の和:10420

約数の個数: 48

約数和(自身を含む): 38064600000

約数和(自身を除く): 17654777276

約数列:

[1, 2, 4, 19, 38, 76, 149, 179, 298, 358, 596, 716, 2831, 3401, 5662, 6802, 10069, 11324, 13604, 20138, 26671, 40276, 53342, 106684, 191311, 382622, 506749, 765244, 1013498, 1500281, 1802351, 2026996, 3000562, 3604702, 6001124, 7209404, 28505339, 34244669, 57010678, 68489338, 114021356, 136978676, 268550299, 537100598, 1074201196, 5102455681, 10204911362, 20409822724]

約数ペア:

[(1, 20409822724), (2, 10204911362), (4, 5102455681), (19, 1074201196), (38, 537100598), (76, 268550299), (149, 136978676), (179, 114021356), (298, 68489338), (358, 57010678), (596, 34244669), (716, 28505339), (2831, 7209404), (3401, 6001124), (5662, 3604702), (6802, 3000562), (10069, 2026996), (11324, 1802351), (13604, 1500281), (20138, 1013498), (26671, 765244), (40276, 506749), (53342, 382622), (106684, 191311)]