20173750256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{853}}^1\times {\mathrm{1619}}^1$

素因数の和:2574

約数の個数: 80

約数和(自身を含む): 43230983040

約数和(自身を除く): 23057232784

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 166, 176, 332, 664, 853, 913, 1328, 1619, 1706, 1826, 3238, 3412, 3652, 6476, 6824, 7304, 9383, 12952, 13648, 14608, 17809, 18766, 25904, 35618, 37532, 70799, 71236, 75064, 134377, 141598, 142472, 150128, 268754, 283196, 284944, 537508, 566392, 778789, 1075016, 1132784, 1381007, 1478147, 1557578, 2150032, 2762014, 2956294, 3115156, 5524028, 5912588, 6230312, 11048056, 11825176, 12460624, 15191077, 22096112, 23650352, 30382154, 60764308, 114623581, 121528616, 229247162, 243057232, 458494324, 916988648, 1260859391, 1833977296, 2521718782, 5043437564, 10086875128, 20173750256]

約数ペア:

[(1, 20173750256), (2, 10086875128), (4, 5043437564), (8, 2521718782), (11, 1833977296), (16, 1260859391), (22, 916988648), (44, 458494324), (83, 243057232), (88, 229247162), (166, 121528616), (176, 114623581), (332, 60764308), (664, 30382154), (853, 23650352), (913, 22096112), (1328, 15191077), (1619, 12460624), (1706, 11825176), (1826, 11048056), (3238, 6230312), (3412, 5912588), (3652, 5524028), (6476, 3115156), (6824, 2956294), (7304, 2762014), (9383, 2150032), (12952, 1557578), (13648, 1478147), (14608, 1381007), (17809, 1132784), (18766, 1075016), (25904, 778789), (35618, 566392), (37532, 537508), (70799, 284944), (71236, 283196), (75064, 268754), (134377, 150128), (141598, 142472)]