18812219418

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^2\times {\mathrm{211}}^1\times {\mathrm{719}}^1$

素因数の和:1104

約数の個数: 72

約数和(自身を含む): 41509990080

約数和(自身を除く): 22697770662

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 211, 249, 422, 498, 633, 719, 747, 1266, 1438, 1494, 1899, 2157, 3798, 4314, 6471, 6889, 12942, 13778, 17513, 20667, 35026, 41334, 52539, 59677, 62001, 105078, 119354, 124002, 151709, 157617, 179031, 303418, 315234, 358062, 455127, 537093, 910254, 1074186, 1365381, 1453579, 2730762, 2907158, 4360737, 4953191, 8721474, 9906382, 12591847, 13082211, 14859573, 25183694, 26164422, 29719146, 37775541, 44578719, 75551082, 89157438, 113326623, 226653246, 1045123301, 2090246602, 3135369903, 6270739806, 9406109709, 18812219418]

約数ペア:

[(1, 18812219418), (2, 9406109709), (3, 6270739806), (6, 3135369903), (9, 2090246602), (18, 1045123301), (83, 226653246), (166, 113326623), (211, 89157438), (249, 75551082), (422, 44578719), (498, 37775541), (633, 29719146), (719, 26164422), (747, 25183694), (1266, 14859573), (1438, 13082211), (1494, 12591847), (1899, 9906382), (2157, 8721474), (3798, 4953191), (4314, 4360737), (6471, 2907158), (6889, 2730762), (12942, 1453579), (13778, 1365381), (17513, 1074186), (20667, 910254), (35026, 537093), (41334, 455127), (52539, 358062), (59677, 315234), (62001, 303418), (105078, 179031), (119354, 157617), (124002, 151709)]