20121432705

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{170081}}^1$

素因数の和:170342

約数の個数: 48

約数和(自身を含む): 38207220480

約数和(自身を除く): 18085787775

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 239, 495, 717, 1195, 2151, 2629, 3585, 7887, 10755, 13145, 23661, 39435, 118305, 170081, 510243, 850405, 1530729, 1870891, 2551215, 5612673, 7653645, 9354455, 16838019, 28063365, 40649359, 84190095, 121948077, 203246795, 365844231, 447142949, 609740385, 1341428847, 1829221155, 2235714745, 4024286541, 6707144235, 20121432705]

約数ペア:

[(1, 20121432705), (3, 6707144235), (5, 4024286541), (9, 2235714745), (11, 1829221155), (15, 1341428847), (33, 609740385), (45, 447142949), (55, 365844231), (99, 203246795), (165, 121948077), (239, 84190095), (495, 40649359), (717, 28063365), (1195, 16838019), (2151, 9354455), (2629, 7653645), (3585, 5612673), (7887, 2551215), (10755, 1870891), (13145, 1530729), (23661, 850405), (39435, 510243), (118305, 170081)]