20511744

素因数分解:

$2^{10}\times 3^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1$

素因数の和:641

約数の個数: 88

約数和(自身を含む): 59739648

約数和(自身を除く): 39227904

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 512, 528, 607, 704, 768, 1024, 1056, 1214, 1408, 1536, 1821, 2112, 2428, 2816, 3072, 3642, 4224, 4856, 5632, 6677, 7284, 8448, 9712, 11264, 13354, 14568, 16896, 19424, 20031, 26708, 29136, 33792, 38848, 40062, 53416, 58272, 77696, 80124, 106832, 116544, 155392, 160248, 213664, 233088, 310784, 320496, 427328, 466176, 621568, 640992, 854656, 932352, 1281984, 1709312, 1864704, 2563968, 3418624, 5127936, 6837248, 10255872, 20511744]

約数ペア:

[(1, 20511744), (2, 10255872), (3, 6837248), (4, 5127936), (6, 3418624), (8, 2563968), (11, 1864704), (12, 1709312), (16, 1281984), (22, 932352), (24, 854656), (32, 640992), (33, 621568), (44, 466176), (48, 427328), (64, 320496), (66, 310784), (88, 233088), (96, 213664), (128, 160248), (132, 155392), (176, 116544), (192, 106832), (256, 80124), (264, 77696), (352, 58272), (384, 53416), (512, 40062), (528, 38848), (607, 33792), (704, 29136), (768, 26708), (1024, 20031), (1056, 19424), (1214, 16896), (1408, 14568), (1536, 13354), (1821, 11264), (2112, 9712), (2428, 8448), (2816, 7284), (3072, 6677), (3642, 5632), (4224, 4856)]