20473635

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 41223168

約数和(自身を除く): 20749533

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 53, 65, 91, 105, 159, 195, 265, 273, 283, 371, 455, 689, 795, 849, 1113, 1365, 1415, 1855, 1981, 2067, 3445, 3679, 4245, 4823, 5565, 5943, 9905, 10335, 11037, 14469, 14999, 18395, 24115, 25753, 29715, 44997, 55185, 72345, 74995, 77259, 104993, 128765, 194987, 224985, 314979, 386295, 524965, 584961, 974935, 1364909, 1574895, 2924805, 4094727, 6824545, 20473635]

約数ペア:

[(1, 20473635), (3, 6824545), (5, 4094727), (7, 2924805), (13, 1574895), (15, 1364909), (21, 974935), (35, 584961), (39, 524965), (53, 386295), (65, 314979), (91, 224985), (105, 194987), (159, 128765), (195, 104993), (265, 77259), (273, 74995), (283, 72345), (371, 55185), (455, 44997), (689, 29715), (795, 25753), (849, 24115), (1113, 18395), (1365, 14999), (1415, 14469), (1855, 11037), (1981, 10335), (2067, 9905), (3445, 5943), (3679, 5565), (4245, 4823)]