18444008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6761}}^1$

素因数の和:6809

約数の個数: 32

約数和(自身を含む): 38949120

約数和(自身を除く): 20505112

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 6761, 13522, 27044, 54088, 74371, 148742, 209591, 297484, 419182, 594968, 838364, 1676728, 2305501, 4611002, 9222004, 18444008]

約数ペア:

[(1, 18444008), (2, 9222004), (4, 4611002), (8, 2305501), (11, 1676728), (22, 838364), (31, 594968), (44, 419182), (62, 297484), (88, 209591), (124, 148742), (248, 74371), (341, 54088), (682, 27044), (1364, 13522), (2728, 6761)]