16980224

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{3491}}^1$

素因数の和:3526

約数の個数: 36

約数和(自身を含む): 35688240

約数和(自身を除く): 18708016

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 3491, 4864, 6982, 13964, 27928, 55856, 66329, 111712, 132658, 223424, 265316, 446848, 530632, 893696, 1061264, 2122528, 4245056, 8490112, 16980224]

約数ペア:

[(1, 16980224), (2, 8490112), (4, 4245056), (8, 2122528), (16, 1061264), (19, 893696), (32, 530632), (38, 446848), (64, 265316), (76, 223424), (128, 132658), (152, 111712), (256, 66329), (304, 55856), (608, 27928), (1216, 13964), (2432, 6982), (3491, 4864)]