19877088

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2689}}^1$

素因数の和:2720

約数の個数: 96

約数和(自身を含む): 65076480

約数和(自身を除く): 45199392

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 77, 84, 88, 96, 112, 132, 154, 168, 176, 224, 231, 264, 308, 336, 352, 462, 528, 616, 672, 924, 1056, 1232, 1848, 2464, 2689, 3696, 5378, 7392, 8067, 10756, 16134, 18823, 21512, 29579, 32268, 37646, 43024, 56469, 59158, 64536, 75292, 86048, 88737, 112938, 118316, 129072, 150584, 177474, 207053, 225876, 236632, 258144, 301168, 354948, 414106, 451752, 473264, 602336, 621159, 709896, 828212, 903504, 946528, 1242318, 1419792, 1656424, 1807008, 2484636, 2839584, 3312848, 4969272, 6625696, 9938544, 19877088]

約数ペア:

[(1, 19877088), (2, 9938544), (3, 6625696), (4, 4969272), (6, 3312848), (7, 2839584), (8, 2484636), (11, 1807008), (12, 1656424), (14, 1419792), (16, 1242318), (21, 946528), (22, 903504), (24, 828212), (28, 709896), (32, 621159), (33, 602336), (42, 473264), (44, 451752), (48, 414106), (56, 354948), (66, 301168), (77, 258144), (84, 236632), (88, 225876), (96, 207053), (112, 177474), (132, 150584), (154, 129072), (168, 118316), (176, 112938), (224, 88737), (231, 86048), (264, 75292), (308, 64536), (336, 59158), (352, 56469), (462, 43024), (528, 37646), (616, 32268), (672, 29579), (924, 21512), (1056, 18823), (1232, 16134), (1848, 10756), (2464, 8067), (2689, 7392), (3696, 5378)]