20127276

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1483}}^1$

素因数の和:1535

約数の個数: 72

約数和(自身を含む): 56718480

約数和(自身を除く): 36591204

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1483, 1508, 2262, 2966, 3393, 4449, 4524, 5932, 6786, 8898, 13347, 13572, 17796, 19279, 26694, 38558, 43007, 53388, 57837, 77116, 86014, 115674, 129021, 172028, 173511, 231348, 258042, 347022, 387063, 516084, 559091, 694044, 774126, 1118182, 1548252, 1677273, 2236364, 3354546, 5031819, 6709092, 10063638, 20127276]

約数ペア:

[(1, 20127276), (2, 10063638), (3, 6709092), (4, 5031819), (6, 3354546), (9, 2236364), (12, 1677273), (13, 1548252), (18, 1118182), (26, 774126), (29, 694044), (36, 559091), (39, 516084), (52, 387063), (58, 347022), (78, 258042), (87, 231348), (116, 173511), (117, 172028), (156, 129021), (174, 115674), (234, 86014), (261, 77116), (348, 57837), (377, 53388), (468, 43007), (522, 38558), (754, 26694), (1044, 19279), (1131, 17796), (1483, 13572), (1508, 13347), (2262, 8898), (2966, 6786), (3393, 5932), (4449, 4524)]