20792898

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2797}}^1$

素因数の和:2871

約数の個数: 48

約数和(自身を含む): 52378560

約数和(自身を除く): 31585662

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 59, 63, 118, 126, 177, 354, 413, 531, 826, 1062, 1239, 2478, 2797, 3717, 5594, 7434, 8391, 16782, 19579, 25173, 39158, 50346, 58737, 117474, 165023, 176211, 330046, 352422, 495069, 990138, 1155161, 1485207, 2310322, 2970414, 3465483, 6930966, 10396449, 20792898]

約数ペア:

[(1, 20792898), (2, 10396449), (3, 6930966), (6, 3465483), (7, 2970414), (9, 2310322), (14, 1485207), (18, 1155161), (21, 990138), (42, 495069), (59, 352422), (63, 330046), (118, 176211), (126, 165023), (177, 117474), (354, 58737), (413, 50346), (531, 39158), (826, 25173), (1062, 19579), (1239, 16782), (2478, 8391), (2797, 7434), (3717, 5594)]