20325504

素因数分解:

$2^7\times 3^1\times {\mathrm{41}}^1\times {\mathrm{1291}}^1$

素因数の和:1349

約数の個数: 64

約数和(自身を含む): 55349280

約数和(自身を除く): 35023776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 328, 384, 492, 656, 984, 1291, 1312, 1968, 2582, 2624, 3873, 3936, 5164, 5248, 7746, 7872, 10328, 15492, 15744, 20656, 30984, 41312, 52931, 61968, 82624, 105862, 123936, 158793, 165248, 211724, 247872, 317586, 423448, 495744, 635172, 846896, 1270344, 1693792, 2540688, 3387584, 5081376, 6775168, 10162752, 20325504]

約数ペア:

[(1, 20325504), (2, 10162752), (3, 6775168), (4, 5081376), (6, 3387584), (8, 2540688), (12, 1693792), (16, 1270344), (24, 846896), (32, 635172), (41, 495744), (48, 423448), (64, 317586), (82, 247872), (96, 211724), (123, 165248), (128, 158793), (164, 123936), (192, 105862), (246, 82624), (328, 61968), (384, 52931), (492, 41312), (656, 30984), (984, 20656), (1291, 15744), (1312, 15492), (1968, 10328), (2582, 7872), (2624, 7746), (3873, 5248), (3936, 5164)]