20164952964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1\times {\mathrm{2087}}^1$

素因数の和:2605

約数の個数: 96

約数和(自身を含む): 51103616256

約数和(自身を除く): 30938663292

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 241, 257, 482, 514, 723, 771, 964, 1028, 1446, 1542, 2087, 2892, 3084, 3133, 3341, 4174, 6261, 6266, 6682, 8348, 9399, 10023, 12522, 12532, 13364, 18798, 20046, 25044, 27131, 37596, 40092, 54262, 61937, 81393, 108524, 123874, 162786, 185811, 247748, 325572, 371622, 502967, 536359, 743244, 805181, 1005934, 1072718, 1508901, 1609077, 1610362, 2011868, 2145436, 2415543, 3017802, 3218154, 3220724, 4831086, 6035604, 6436308, 6538571, 6972667, 9662172, 13077142, 13945334, 19615713, 20918001, 26154284, 27890668, 39231426, 41836002, 78462852, 83672004, 129262519, 258525038, 387787557, 517050076, 775575114, 1551150228, 1680412747, 3360825494, 5041238241, 6721650988, 10082476482, 20164952964]

約数ペア:

[(1, 20164952964), (2, 10082476482), (3, 6721650988), (4, 5041238241), (6, 3360825494), (12, 1680412747), (13, 1551150228), (26, 775575114), (39, 517050076), (52, 387787557), (78, 258525038), (156, 129262519), (241, 83672004), (257, 78462852), (482, 41836002), (514, 39231426), (723, 27890668), (771, 26154284), (964, 20918001), (1028, 19615713), (1446, 13945334), (1542, 13077142), (2087, 9662172), (2892, 6972667), (3084, 6538571), (3133, 6436308), (3341, 6035604), (4174, 4831086), (6261, 3220724), (6266, 3218154), (6682, 3017802), (8348, 2415543), (9399, 2145436), (10023, 2011868), (12522, 1610362), (12532, 1609077), (13364, 1508901), (18798, 1072718), (20046, 1005934), (25044, 805181), (27131, 743244), (37596, 536359), (40092, 502967), (54262, 371622), (61937, 325572), (81393, 247748), (108524, 185811), (123874, 162786)]