20804124

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 57286656

約数和(自身を除く): 36482532

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 73, 102, 127, 132, 146, 187, 204, 219, 254, 292, 374, 381, 438, 508, 561, 748, 762, 803, 876, 1122, 1241, 1397, 1524, 1606, 2159, 2244, 2409, 2482, 2794, 3212, 3723, 4191, 4318, 4818, 4964, 5588, 6477, 7446, 8382, 8636, 9271, 9636, 12954, 13651, 14892, 16764, 18542, 23749, 25908, 27302, 27813, 37084, 40953, 47498, 54604, 55626, 71247, 81906, 94996, 101981, 111252, 142494, 157607, 163812, 203962, 284988, 305943, 315214, 407924, 472821, 611886, 630428, 945642, 1223772, 1733677, 1891284, 3467354, 5201031, 6934708, 10402062, 20804124]

約数ペア:

[(1, 20804124), (2, 10402062), (3, 6934708), (4, 5201031), (6, 3467354), (11, 1891284), (12, 1733677), (17, 1223772), (22, 945642), (33, 630428), (34, 611886), (44, 472821), (51, 407924), (66, 315214), (68, 305943), (73, 284988), (102, 203962), (127, 163812), (132, 157607), (146, 142494), (187, 111252), (204, 101981), (219, 94996), (254, 81906), (292, 71247), (374, 55626), (381, 54604), (438, 47498), (508, 40953), (561, 37084), (748, 27813), (762, 27302), (803, 25908), (876, 23749), (1122, 18542), (1241, 16764), (1397, 14892), (1524, 13651), (1606, 12954), (2159, 9636), (2244, 9271), (2409, 8636), (2482, 8382), (2794, 7446), (3212, 6477), (3723, 5588), (4191, 4964), (4318, 4818)]