17982848

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 39327120

約数和(自身を除く): 21344272

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 101, 104, 107, 128, 202, 208, 214, 404, 416, 428, 808, 832, 856, 1313, 1391, 1616, 1664, 1712, 2626, 2782, 3232, 3424, 5252, 5564, 6464, 6848, 10504, 10807, 11128, 12928, 13696, 21008, 21614, 22256, 42016, 43228, 44512, 84032, 86456, 89024, 140491, 168064, 172912, 178048, 280982, 345824, 561964, 691648, 1123928, 1383296, 2247856, 4495712, 8991424, 17982848]

約数ペア:

[(1, 17982848), (2, 8991424), (4, 4495712), (8, 2247856), (13, 1383296), (16, 1123928), (26, 691648), (32, 561964), (52, 345824), (64, 280982), (101, 178048), (104, 172912), (107, 168064), (128, 140491), (202, 89024), (208, 86456), (214, 84032), (404, 44512), (416, 43228), (428, 42016), (808, 22256), (832, 21614), (856, 21008), (1313, 13696), (1391, 12928), (1616, 11128), (1664, 10807), (1712, 10504), (2626, 6848), (2782, 6464), (3232, 5564), (3424, 5252)]