18784901004

素因数分解:

$2^2\times 3^1\times {\mathrm{449}}^1\times {\mathrm{487}}^1\times {\mathrm{7159}}^1$

素因数の和:8102

約数の個数: 48

約数和(自身を含む): 44025408000

約数和(自身を除く): 25240506996

約数列:

[1, 2, 3, 4, 6, 12, 449, 487, 898, 974, 1347, 1461, 1796, 1948, 2694, 2922, 5388, 5844, 7159, 14318, 21477, 28636, 42954, 85908, 218663, 437326, 655989, 874652, 1311978, 2623956, 3214391, 3486433, 6428782, 6972866, 9643173, 10459299, 12857564, 13945732, 19286346, 20918598, 38572692, 41837196, 1565408417, 3130816834, 4696225251, 6261633668, 9392450502, 18784901004]

約数ペア:

[(1, 18784901004), (2, 9392450502), (3, 6261633668), (4, 4696225251), (6, 3130816834), (12, 1565408417), (449, 41837196), (487, 38572692), (898, 20918598), (974, 19286346), (1347, 13945732), (1461, 12857564), (1796, 10459299), (1948, 9643173), (2694, 6972866), (2922, 6428782), (5388, 3486433), (5844, 3214391), (7159, 2623956), (14318, 1311978), (21477, 874652), (28636, 655989), (42954, 437326), (85908, 218663)]