18261996

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{541}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 44617440

約数和(自身を除く): 26355444

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 97, 116, 174, 194, 291, 348, 388, 541, 582, 1082, 1164, 1623, 2164, 2813, 3246, 5626, 6492, 8439, 11252, 15689, 16878, 31378, 33756, 47067, 52477, 62756, 94134, 104954, 157431, 188268, 209908, 314862, 629724, 1521833, 3043666, 4565499, 6087332, 9130998, 18261996]

約数ペア:

[(1, 18261996), (2, 9130998), (3, 6087332), (4, 4565499), (6, 3043666), (12, 1521833), (29, 629724), (58, 314862), (87, 209908), (97, 188268), (116, 157431), (174, 104954), (194, 94134), (291, 62756), (348, 52477), (388, 47067), (541, 33756), (582, 31378), (1082, 16878), (1164, 15689), (1623, 11252), (2164, 8439), (2813, 6492), (3246, 5626)]