20153642394

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:604

約数の個数: 128

約数和(自身を含む): 43940413440

約数和(自身を除く): 23786771046

約数列:

[1, 2, 3, 6, 29, 43, 47, 58, 86, 87, 94, 129, 141, 174, 223, 257, 258, 282, 446, 514, 669, 771, 1247, 1338, 1363, 1542, 2021, 2494, 2726, 3741, 4042, 4089, 6063, 6467, 7453, 7482, 8178, 9589, 10481, 11051, 12079, 12126, 12934, 14906, 19178, 19401, 20962, 22102, 22359, 24158, 28767, 31443, 33153, 36237, 38802, 44718, 57311, 57534, 58609, 62886, 66306, 72474, 114622, 117218, 171933, 175827, 278081, 303949, 320479, 343866, 350291, 351654, 450683, 519397, 556162, 607898, 640958, 700582, 834243, 901366, 911847, 961437, 1038794, 1050873, 1352049, 1558191, 1662019, 1668486, 1823694, 1922874, 2101746, 2464373, 2693617, 2704098, 3116382, 3324038, 4928746, 4986057, 5387234, 7393119, 8080851, 9972114, 13069807, 14786238, 15062513, 16161702, 26139614, 30125026, 39209421, 45187539, 71466817, 78114893, 78418842, 90375078, 115825531, 142933634, 156229786, 214400451, 231651062, 234344679, 347476593, 428800902, 468689358, 694953186, 3358940399, 6717880798, 10076821197, 20153642394]

約数ペア:

[(1, 20153642394), (2, 10076821197), (3, 6717880798), (6, 3358940399), (29, 694953186), (43, 468689358), (47, 428800902), (58, 347476593), (86, 234344679), (87, 231651062), (94, 214400451), (129, 156229786), (141, 142933634), (174, 115825531), (223, 90375078), (257, 78418842), (258, 78114893), (282, 71466817), (446, 45187539), (514, 39209421), (669, 30125026), (771, 26139614), (1247, 16161702), (1338, 15062513), (1363, 14786238), (1542, 13069807), (2021, 9972114), (2494, 8080851), (2726, 7393119), (3741, 5387234), (4042, 4986057), (4089, 4928746), (6063, 3324038), (6467, 3116382), (7453, 2704098), (7482, 2693617), (8178, 2464373), (9589, 2101746), (10481, 1922874), (11051, 1823694), (12079, 1668486), (12126, 1662019), (12934, 1558191), (14906, 1352049), (19178, 1050873), (19401, 1038794), (20962, 961437), (22102, 911847), (22359, 901366), (24158, 834243), (28767, 700582), (31443, 640958), (33153, 607898), (36237, 556162), (38802, 519397), (44718, 450683), (57311, 351654), (57534, 350291), (58609, 343866), (62886, 320479), (66306, 303949), (72474, 278081), (114622, 175827), (117218, 171933)]