20823640064

素因数分解:

$2^{11}\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{1171}}^1$

素因数の和:1669

約数の個数: 96

約数和(自身を含む): 43961954400

約数和(自身を除く): 23138314336

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 457, 512, 608, 914, 1024, 1171, 1216, 1828, 2048, 2342, 2432, 3656, 4684, 4864, 7312, 8683, 9368, 9728, 14624, 17366, 18736, 19456, 22249, 29248, 34732, 37472, 38912, 44498, 58496, 69464, 74944, 88996, 116992, 138928, 149888, 177992, 233984, 277856, 299776, 355984, 467968, 535147, 555712, 599552, 711968, 935936, 1070294, 1111424, 1199104, 1423936, 2140588, 2222848, 2398208, 2847872, 4281176, 4445696, 5695744, 8562352, 8891392, 10167793, 11391488, 17124704, 17782784, 20335586, 22782976, 34249408, 40671172, 45565952, 68498816, 81342344, 136997632, 162684688, 273995264, 325369376, 547990528, 650738752, 1095981056, 1301477504, 2602955008, 5205910016, 10411820032, 20823640064]

約数ペア:

[(1, 20823640064), (2, 10411820032), (4, 5205910016), (8, 2602955008), (16, 1301477504), (19, 1095981056), (32, 650738752), (38, 547990528), (64, 325369376), (76, 273995264), (128, 162684688), (152, 136997632), (256, 81342344), (304, 68498816), (457, 45565952), (512, 40671172), (608, 34249408), (914, 22782976), (1024, 20335586), (1171, 17782784), (1216, 17124704), (1828, 11391488), (2048, 10167793), (2342, 8891392), (2432, 8562352), (3656, 5695744), (4684, 4445696), (4864, 4281176), (7312, 2847872), (8683, 2398208), (9368, 2222848), (9728, 2140588), (14624, 1423936), (17366, 1199104), (18736, 1111424), (19456, 1070294), (22249, 935936), (29248, 711968), (34732, 599552), (37472, 555712), (38912, 535147), (44498, 467968), (58496, 355984), (69464, 299776), (74944, 277856), (88996, 233984), (116992, 177992), (138928, 149888)]