16687424

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:703

約数の個数: 56

約数和(自身を含む): 36868608

約数和(自身を除く): 20181184

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 647, 806, 832, 992, 1294, 1612, 1984, 2588, 3224, 5176, 6448, 8411, 10352, 12896, 16822, 20057, 20704, 25792, 33644, 40114, 41408, 67288, 80228, 134576, 160456, 260741, 269152, 320912, 521482, 538304, 641824, 1042964, 1283648, 2085928, 4171856, 8343712, 16687424]

約数ペア:

[(1, 16687424), (2, 8343712), (4, 4171856), (8, 2085928), (13, 1283648), (16, 1042964), (26, 641824), (31, 538304), (32, 521482), (52, 320912), (62, 269152), (64, 260741), (104, 160456), (124, 134576), (208, 80228), (248, 67288), (403, 41408), (416, 40114), (496, 33644), (647, 25792), (806, 20704), (832, 20057), (992, 16822), (1294, 12896), (1612, 10352), (1984, 8411), (2588, 6448), (3224, 5176)]