20227712986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:352

約数の個数: 128

約数和(自身を含む): 35977374720

約数和(自身を除く): 15749661734

約数列:

[1, 2, 13, 23, 26, 46, 53, 71, 89, 101, 106, 142, 178, 202, 299, 598, 689, 923, 1157, 1219, 1313, 1378, 1633, 1846, 2047, 2314, 2323, 2438, 2626, 3266, 3763, 4094, 4646, 4717, 5353, 6319, 7171, 7526, 8989, 9434, 10706, 12638, 14342, 15847, 17978, 21229, 26611, 30199, 31694, 42458, 48919, 53222, 60398, 61321, 69589, 82147, 86549, 93223, 97838, 108491, 116857, 122642, 123119, 139178, 145337, 164294, 164933, 173098, 186446, 206747, 216982, 233714, 246238, 290674, 329866, 334907, 380063, 413494, 476417, 638219, 669814, 760126, 952834, 1125137, 1276438, 1410383, 1600547, 1889381, 2144129, 2250274, 2687711, 2820766, 3201094, 3778762, 4288258, 4353791, 4940819, 5375422, 6193421, 7702861, 8296847, 8707582, 8741449, 9881638, 10957591, 12386842, 14679037, 15405722, 16593694, 17482898, 21915182, 29358074, 33825607, 67651214, 100137193, 113638837, 142448683, 190827481, 200274386, 227277674, 284897366, 381654962, 439732891, 777988961, 879465782, 1555977922, 10113856493, 20227712986]

約数ペア:

[(1, 20227712986), (2, 10113856493), (13, 1555977922), (23, 879465782), (26, 777988961), (46, 439732891), (53, 381654962), (71, 284897366), (89, 227277674), (101, 200274386), (106, 190827481), (142, 142448683), (178, 113638837), (202, 100137193), (299, 67651214), (598, 33825607), (689, 29358074), (923, 21915182), (1157, 17482898), (1219, 16593694), (1313, 15405722), (1378, 14679037), (1633, 12386842), (1846, 10957591), (2047, 9881638), (2314, 8741449), (2323, 8707582), (2438, 8296847), (2626, 7702861), (3266, 6193421), (3763, 5375422), (4094, 4940819), (4646, 4353791), (4717, 4288258), (5353, 3778762), (6319, 3201094), (7171, 2820766), (7526, 2687711), (8989, 2250274), (9434, 2144129), (10706, 1889381), (12638, 1600547), (14342, 1410383), (15847, 1276438), (17978, 1125137), (21229, 952834), (26611, 760126), (30199, 669814), (31694, 638219), (42458, 476417), (48919, 413494), (53222, 380063), (60398, 334907), (61321, 329866), (69589, 290674), (82147, 246238), (86549, 233714), (93223, 216982), (97838, 206747), (108491, 186446), (116857, 173098), (122642, 164933), (123119, 164294), (139178, 145337)]