18342544

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1171}}^1$

素因数の和:1279

約数の個数: 40

約数和(自身を含む): 39238560

約数和(自身を除く): 20896016

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1171, 1424, 1958, 2342, 3916, 4684, 7832, 9368, 12881, 15664, 18736, 25762, 51524, 103048, 104219, 206096, 208438, 416876, 833752, 1146409, 1667504, 2292818, 4585636, 9171272, 18342544]

約数ペア:

[(1, 18342544), (2, 9171272), (4, 4585636), (8, 2292818), (11, 1667504), (16, 1146409), (22, 833752), (44, 416876), (88, 208438), (89, 206096), (176, 104219), (178, 103048), (356, 51524), (712, 25762), (979, 18736), (1171, 15664), (1424, 12881), (1958, 9368), (2342, 7832), (3916, 4684)]