19556910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 52695360

約数和(自身を除く): 33138450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 113, 135, 226, 270, 339, 565, 641, 678, 1017, 1130, 1282, 1695, 1923, 2034, 3051, 3205, 3390, 3846, 5085, 5769, 6102, 6410, 9615, 10170, 11538, 15255, 17307, 19230, 28845, 30510, 34614, 57690, 72433, 86535, 144866, 173070, 217299, 362165, 434598, 651897, 724330, 1086495, 1303794, 1955691, 2172990, 3259485, 3911382, 6518970, 9778455, 19556910]

約数ペア:

[(1, 19556910), (2, 9778455), (3, 6518970), (5, 3911382), (6, 3259485), (9, 2172990), (10, 1955691), (15, 1303794), (18, 1086495), (27, 724330), (30, 651897), (45, 434598), (54, 362165), (90, 217299), (113, 173070), (135, 144866), (226, 86535), (270, 72433), (339, 57690), (565, 34614), (641, 30510), (678, 28845), (1017, 19230), (1130, 17307), (1282, 15255), (1695, 11538), (1923, 10170), (2034, 9615), (3051, 6410), (3205, 6102), (3390, 5769), (3846, 5085)]