18963063

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{569}}^1$

素因数の和:628

約数の個数: 36

約数和(自身を含む): 32781840

約数和(自身を除く): 13818777

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 529, 569, 1449, 1587, 1707, 3703, 3983, 4761, 5121, 11109, 11949, 13087, 33327, 35847, 39261, 91609, 117783, 274827, 301001, 824481, 903003, 2107007, 2709009, 6321021, 18963063]

約数ペア:

[(1, 18963063), (3, 6321021), (7, 2709009), (9, 2107007), (21, 903003), (23, 824481), (63, 301001), (69, 274827), (161, 117783), (207, 91609), (483, 39261), (529, 35847), (569, 33327), (1449, 13087), (1587, 11949), (1707, 11109), (3703, 5121), (3983, 4761)]