18536804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1409}}^1$

素因数の和:1460

約数の個数: 48

約数和(自身を含む): 39795840

約数和(自身を除く): 21259036

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 92, 143, 253, 286, 299, 506, 572, 598, 1012, 1196, 1409, 2818, 3289, 5636, 6578, 13156, 15499, 18317, 30998, 32407, 36634, 61996, 64814, 73268, 129628, 201487, 356477, 402974, 421291, 712954, 805948, 842582, 1425908, 1685164, 4634201, 9268402, 18536804]

約数ペア:

[(1, 18536804), (2, 9268402), (4, 4634201), (11, 1685164), (13, 1425908), (22, 842582), (23, 805948), (26, 712954), (44, 421291), (46, 402974), (52, 356477), (92, 201487), (143, 129628), (253, 73268), (286, 64814), (299, 61996), (506, 36634), (572, 32407), (598, 30998), (1012, 18317), (1196, 15499), (1409, 13156), (2818, 6578), (3289, 5636)]