20156344558

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{1789}}^1$

素因数の和:2105

約数の個数: 64

約数和(自身を含む): 35797708800

約数和(自身を除く): 15641364242

約数列:

[1, 2, 7, 14, 61, 79, 122, 158, 167, 334, 427, 553, 854, 1106, 1169, 1789, 2338, 3578, 4819, 9638, 10187, 12523, 13193, 20374, 25046, 26386, 33733, 67466, 71309, 92351, 109129, 141331, 142618, 184702, 218258, 282662, 298763, 597526, 763903, 804773, 989317, 1527806, 1609546, 1978634, 2091341, 4182682, 5633411, 8621191, 11266822, 17242382, 18224543, 23602277, 36449086, 47204554, 60348337, 120696674, 127571801, 165215939, 255143602, 330431878, 1439738897, 2879477794, 10078172279, 20156344558]

約数ペア:

[(1, 20156344558), (2, 10078172279), (7, 2879477794), (14, 1439738897), (61, 330431878), (79, 255143602), (122, 165215939), (158, 127571801), (167, 120696674), (334, 60348337), (427, 47204554), (553, 36449086), (854, 23602277), (1106, 18224543), (1169, 17242382), (1789, 11266822), (2338, 8621191), (3578, 5633411), (4819, 4182682), (9638, 2091341), (10187, 1978634), (12523, 1609546), (13193, 1527806), (20374, 989317), (25046, 804773), (26386, 763903), (33733, 597526), (67466, 298763), (71309, 282662), (92351, 218258), (109129, 184702), (141331, 142618)]