20973948

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1373}}^1$

素因数の和:1466

約数の個数: 48

約数和(自身を含む): 52321920

約数和(自身を除く): 31347972

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 67, 76, 114, 134, 201, 228, 268, 402, 804, 1273, 1373, 2546, 2746, 3819, 4119, 5092, 5492, 7638, 8238, 15276, 16476, 26087, 52174, 78261, 91991, 104348, 156522, 183982, 275973, 313044, 367964, 551946, 1103892, 1747829, 3495658, 5243487, 6991316, 10486974, 20973948]

約数ペア:

[(1, 20973948), (2, 10486974), (3, 6991316), (4, 5243487), (6, 3495658), (12, 1747829), (19, 1103892), (38, 551946), (57, 367964), (67, 313044), (76, 275973), (114, 183982), (134, 156522), (201, 104348), (228, 91991), (268, 78261), (402, 52174), (804, 26087), (1273, 16476), (1373, 15276), (2546, 8238), (2746, 7638), (3819, 5492), (4119, 5092)]