16261856

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:164

約数の個数: 72

約数和(自身を含む): 36154944

約数和(自身を除く): 19893088

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 97, 104, 124, 169, 194, 208, 248, 338, 388, 403, 416, 496, 676, 776, 806, 992, 1261, 1352, 1552, 1612, 2522, 2704, 3007, 3104, 3224, 5044, 5239, 5408, 6014, 6448, 10088, 10478, 12028, 12896, 16393, 20176, 20956, 24056, 32786, 39091, 40352, 41912, 48112, 65572, 78182, 83824, 96224, 131144, 156364, 167648, 262288, 312728, 508183, 524576, 625456, 1016366, 1250912, 2032732, 4065464, 8130928, 16261856]

約数ペア:

[(1, 16261856), (2, 8130928), (4, 4065464), (8, 2032732), (13, 1250912), (16, 1016366), (26, 625456), (31, 524576), (32, 508183), (52, 312728), (62, 262288), (97, 167648), (104, 156364), (124, 131144), (169, 96224), (194, 83824), (208, 78182), (248, 65572), (338, 48112), (388, 41912), (403, 40352), (416, 39091), (496, 32786), (676, 24056), (776, 20956), (806, 20176), (992, 16393), (1261, 12896), (1352, 12028), (1552, 10478), (1612, 10088), (2522, 6448), (2704, 6014), (3007, 5408), (3104, 5239), (3224, 5044)]