20565543198

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:690

約数の個数: 96

約数和(自身を含む): 43617450240

約数和(自身を除く): 23051907042

約数列:

[1, 2, 3, 6, 29, 58, 71, 87, 137, 142, 174, 213, 274, 411, 419, 426, 822, 838, 841, 1257, 1682, 2059, 2514, 2523, 3973, 4118, 5046, 6177, 7946, 9727, 11919, 12151, 12354, 19454, 23838, 24302, 29181, 29749, 36453, 57403, 58362, 59498, 59711, 72906, 89247, 114806, 115217, 119422, 172209, 178494, 179133, 230434, 282083, 344418, 345651, 352379, 358266, 564166, 691302, 704758, 846249, 862721, 1057137, 1664687, 1692498, 1725442, 2114274, 2588163, 3329374, 4075613, 4994061, 5176326, 8151226, 8180407, 9988122, 12226839, 16360814, 24453678, 24541221, 25018909, 48275923, 49082442, 50037818, 75056727, 96551846, 118192777, 144827769, 150113454, 236385554, 289655538, 354578331, 709156662, 3427590533, 6855181066, 10282771599, 20565543198]

約数ペア:

[(1, 20565543198), (2, 10282771599), (3, 6855181066), (6, 3427590533), (29, 709156662), (58, 354578331), (71, 289655538), (87, 236385554), (137, 150113454), (142, 144827769), (174, 118192777), (213, 96551846), (274, 75056727), (411, 50037818), (419, 49082442), (426, 48275923), (822, 25018909), (838, 24541221), (841, 24453678), (1257, 16360814), (1682, 12226839), (2059, 9988122), (2514, 8180407), (2523, 8151226), (3973, 5176326), (4118, 4994061), (5046, 4075613), (6177, 3329374), (7946, 2588163), (9727, 2114274), (11919, 1725442), (12151, 1692498), (12354, 1664687), (19454, 1057137), (23838, 862721), (24302, 846249), (29181, 704758), (29749, 691302), (36453, 564166), (57403, 358266), (58362, 352379), (59498, 345651), (59711, 344418), (72906, 282083), (89247, 230434), (114806, 179133), (115217, 178494), (119422, 172209)]