20683278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{14923}}^1$

素因数の和:14949

約数の個数: 48

約数和(自身を含む): 55875456

約数和(自身を除く): 35192178

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 14923, 29846, 44769, 89538, 104461, 134307, 164153, 208922, 268614, 313383, 328306, 492459, 626766, 940149, 984918, 1149071, 1477377, 1880298, 2298142, 2954754, 3447213, 6894426, 10341639, 20683278]

約数ペア:

[(1, 20683278), (2, 10341639), (3, 6894426), (6, 3447213), (7, 2954754), (9, 2298142), (11, 1880298), (14, 1477377), (18, 1149071), (21, 984918), (22, 940149), (33, 626766), (42, 492459), (63, 328306), (66, 313383), (77, 268614), (99, 208922), (126, 164153), (154, 134307), (198, 104461), (231, 89538), (462, 44769), (693, 29846), (1386, 14923)]