1945196451

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{20029}}^1$

素因数の和:20161

約数の個数: 40

約数和(自身を含む): 3199191600

約数和(自身を除く): 1253995149

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 109, 297, 327, 891, 981, 1199, 2943, 3597, 8829, 10791, 20029, 32373, 60087, 97119, 180261, 220319, 540783, 660957, 1622349, 1982871, 2183161, 5948613, 6549483, 17845839, 19648449, 24014771, 58945347, 72044313, 176836041, 216132939, 648398817, 1945196451]

約数ペア:

[(1, 1945196451), (3, 648398817), (9, 216132939), (11, 176836041), (27, 72044313), (33, 58945347), (81, 24014771), (99, 19648449), (109, 17845839), (297, 6549483), (327, 5948613), (891, 2183161), (981, 1982871), (1199, 1622349), (2943, 660957), (3597, 540783), (8829, 220319), (10791, 180261), (20029, 97119), (32373, 60087)]