20361870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{971}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 53222832

約数和(自身を除く): 32860962

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 233, 466, 699, 971, 1165, 1398, 1942, 2097, 2330, 2913, 3495, 4194, 4855, 5826, 6990, 8739, 9710, 10485, 14565, 17478, 20970, 29130, 43695, 87390, 226243, 452486, 678729, 1131215, 1357458, 2036187, 2262430, 3393645, 4072374, 6787290, 10180935, 20361870]

約数ペア:

[(1, 20361870), (2, 10180935), (3, 6787290), (5, 4072374), (6, 3393645), (9, 2262430), (10, 2036187), (15, 1357458), (18, 1131215), (30, 678729), (45, 452486), (90, 226243), (233, 87390), (466, 43695), (699, 29130), (971, 20970), (1165, 17478), (1398, 14565), (1942, 10485), (2097, 9710), (2330, 8739), (2913, 6990), (3495, 5826), (4194, 4855)]