16680664

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2083}}^1$

素因数の和:2120

約数の個数: 64

約数和(自身を含む): 42013440

約数和(自身を除く): 25332776

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 2083, 4004, 4166, 8008, 8332, 14581, 16664, 22913, 27079, 29162, 45826, 54158, 58324, 91652, 108316, 116648, 160391, 183304, 189553, 216632, 297869, 320782, 379106, 595738, 641564, 758212, 1191476, 1283128, 1516424, 2085083, 2382952, 4170166, 8340332, 16680664]

約数ペア:

[(1, 16680664), (2, 8340332), (4, 4170166), (7, 2382952), (8, 2085083), (11, 1516424), (13, 1283128), (14, 1191476), (22, 758212), (26, 641564), (28, 595738), (44, 379106), (52, 320782), (56, 297869), (77, 216632), (88, 189553), (91, 183304), (104, 160391), (143, 116648), (154, 108316), (182, 91652), (286, 58324), (308, 54158), (364, 45826), (572, 29162), (616, 27079), (728, 22913), (1001, 16664), (1144, 14581), (2002, 8332), (2083, 8008), (4004, 4166)]