20565404154

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1\times {\mathrm{1999}}^1$

素因数の和:2320

約数の個数: 96

約数和(自身を含む): 46725120000

約数和(自身を除く): 26159715846

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 103, 179, 186, 206, 279, 309, 358, 537, 558, 618, 927, 1074, 1611, 1854, 1999, 3193, 3222, 3998, 5549, 5997, 6386, 9579, 11098, 11994, 16647, 17991, 18437, 19158, 28737, 33294, 35982, 36874, 49941, 55311, 57474, 61969, 99882, 110622, 123938, 165933, 185907, 205897, 331866, 357821, 371814, 411794, 557721, 571547, 617691, 715642, 1073463, 1115442, 1143094, 1235382, 1714641, 1853073, 2146926, 3220389, 3429282, 3706146, 5143923, 6382807, 6440778, 10287846, 11092451, 12765614, 19148421, 22184902, 33277353, 36855563, 38296842, 57445263, 66554706, 73711126, 99832059, 110566689, 114890526, 199664118, 221133378, 331700067, 663400134, 1142522453, 2285044906, 3427567359, 6855134718, 10282702077, 20565404154]

約数ペア:

[(1, 20565404154), (2, 10282702077), (3, 6855134718), (6, 3427567359), (9, 2285044906), (18, 1142522453), (31, 663400134), (62, 331700067), (93, 221133378), (103, 199664118), (179, 114890526), (186, 110566689), (206, 99832059), (279, 73711126), (309, 66554706), (358, 57445263), (537, 38296842), (558, 36855563), (618, 33277353), (927, 22184902), (1074, 19148421), (1611, 12765614), (1854, 11092451), (1999, 10287846), (3193, 6440778), (3222, 6382807), (3998, 5143923), (5549, 3706146), (5997, 3429282), (6386, 3220389), (9579, 2146926), (11098, 1853073), (11994, 1714641), (16647, 1235382), (17991, 1143094), (18437, 1115442), (19158, 1073463), (28737, 715642), (33294, 617691), (35982, 571547), (36874, 557721), (49941, 411794), (55311, 371814), (57474, 357821), (61969, 331866), (99882, 205897), (110622, 185907), (123938, 165933)]