19898002

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{6473}}^1$

素因数の和:6557

約数の個数: 16

約数和(自身を含む): 31463640

約数和(自身を除く): 11565638

約数列:

[1, 2, 29, 53, 58, 106, 1537, 3074, 6473, 12946, 187717, 343069, 375434, 686138, 9949001, 19898002]

約数ペア:

[(1, 19898002), (2, 9949001), (29, 686138), (53, 375434), (58, 343069), (106, 187717), (1537, 12946), (3074, 6473)]