20836074

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{541}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 48936096

約数和(自身を除く): 28100022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 131, 147, 262, 294, 393, 541, 786, 917, 1082, 1623, 1834, 2751, 3246, 3787, 5502, 6419, 7574, 11361, 12838, 19257, 22722, 26509, 38514, 53018, 70871, 79527, 141742, 159054, 212613, 425226, 496097, 992194, 1488291, 2976582, 3472679, 6945358, 10418037, 20836074]

約数ペア:

[(1, 20836074), (2, 10418037), (3, 6945358), (6, 3472679), (7, 2976582), (14, 1488291), (21, 992194), (42, 496097), (49, 425226), (98, 212613), (131, 159054), (147, 141742), (262, 79527), (294, 70871), (393, 53018), (541, 38514), (786, 26509), (917, 22722), (1082, 19257), (1623, 12838), (1834, 11361), (2751, 7574), (3246, 6419), (3787, 5502)]