19352816

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2579}}^1$

素因数の和:2661

約数の個数: 40

約数和(自身を含む): 43509120

約数和(自身を除く): 24156304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 2579, 3752, 5158, 7504, 10316, 18053, 20632, 36106, 41264, 72212, 144424, 172793, 288848, 345586, 691172, 1209551, 1382344, 2419102, 2764688, 4838204, 9676408, 19352816]

約数ペア:

[(1, 19352816), (2, 9676408), (4, 4838204), (7, 2764688), (8, 2419102), (14, 1382344), (16, 1209551), (28, 691172), (56, 345586), (67, 288848), (112, 172793), (134, 144424), (268, 72212), (469, 41264), (536, 36106), (938, 20632), (1072, 18053), (1876, 10316), (2579, 7504), (3752, 5158)]