20380116

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1801}}^1$

素因数の和:1872

約数の個数: 48

約数和(自身を含む): 50859648

約数和(自身を除く): 30479532

約数列:

[1, 2, 3, 4, 6, 12, 23, 41, 46, 69, 82, 92, 123, 138, 164, 246, 276, 492, 943, 1801, 1886, 2829, 3602, 3772, 5403, 5658, 7204, 10806, 11316, 21612, 41423, 73841, 82846, 124269, 147682, 165692, 221523, 248538, 295364, 443046, 497076, 886092, 1698343, 3396686, 5095029, 6793372, 10190058, 20380116]

約数ペア:

[(1, 20380116), (2, 10190058), (3, 6793372), (4, 5095029), (6, 3396686), (12, 1698343), (23, 886092), (41, 497076), (46, 443046), (69, 295364), (82, 248538), (92, 221523), (123, 165692), (138, 147682), (164, 124269), (246, 82846), (276, 73841), (492, 41423), (943, 21612), (1801, 11316), (1886, 10806), (2829, 7204), (3602, 5658), (3772, 5403)]