20006658

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 53389440

約数和(自身を除く): 33382782

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 61, 63, 114, 122, 126, 133, 137, 171, 183, 266, 274, 342, 366, 399, 411, 427, 549, 798, 822, 854, 959, 1098, 1159, 1197, 1233, 1281, 1918, 2318, 2394, 2466, 2562, 2603, 2877, 3477, 3843, 5206, 5754, 6954, 7686, 7809, 8113, 8357, 8631, 10431, 15618, 16226, 16714, 17262, 18221, 20862, 23427, 24339, 25071, 36442, 46854, 48678, 50142, 54663, 58499, 73017, 75213, 109326, 116998, 146034, 150426, 158783, 163989, 175497, 317566, 327978, 350994, 476349, 526491, 952698, 1052982, 1111481, 1429047, 2222962, 2858094, 3334443, 6668886, 10003329, 20006658]

約数ペア:

[(1, 20006658), (2, 10003329), (3, 6668886), (6, 3334443), (7, 2858094), (9, 2222962), (14, 1429047), (18, 1111481), (19, 1052982), (21, 952698), (38, 526491), (42, 476349), (57, 350994), (61, 327978), (63, 317566), (114, 175497), (122, 163989), (126, 158783), (133, 150426), (137, 146034), (171, 116998), (183, 109326), (266, 75213), (274, 73017), (342, 58499), (366, 54663), (399, 50142), (411, 48678), (427, 46854), (549, 36442), (798, 25071), (822, 24339), (854, 23427), (959, 20862), (1098, 18221), (1159, 17262), (1197, 16714), (1233, 16226), (1281, 15618), (1918, 10431), (2318, 8631), (2394, 8357), (2466, 8113), (2562, 7809), (2603, 7686), (2877, 6954), (3477, 5754), (3843, 5206)]