20804448

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:476

約数の個数: 96

約数和(自身を含む): 63334656

約数和(自身を除く): 42530208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 83, 84, 96, 112, 166, 168, 224, 249, 332, 336, 373, 498, 581, 664, 672, 746, 996, 1119, 1162, 1328, 1492, 1743, 1992, 2238, 2324, 2611, 2656, 2984, 3486, 3984, 4476, 4648, 5222, 5968, 6972, 7833, 7968, 8952, 9296, 10444, 11936, 13944, 15666, 17904, 18592, 20888, 27888, 30959, 31332, 35808, 41776, 55776, 61918, 62664, 83552, 92877, 123836, 125328, 185754, 216713, 247672, 250656, 371508, 433426, 495344, 650139, 743016, 866852, 990688, 1300278, 1486032, 1733704, 2600556, 2972064, 3467408, 5201112, 6934816, 10402224, 20804448]

約数ペア:

[(1, 20804448), (2, 10402224), (3, 6934816), (4, 5201112), (6, 3467408), (7, 2972064), (8, 2600556), (12, 1733704), (14, 1486032), (16, 1300278), (21, 990688), (24, 866852), (28, 743016), (32, 650139), (42, 495344), (48, 433426), (56, 371508), (83, 250656), (84, 247672), (96, 216713), (112, 185754), (166, 125328), (168, 123836), (224, 92877), (249, 83552), (332, 62664), (336, 61918), (373, 55776), (498, 41776), (581, 35808), (664, 31332), (672, 30959), (746, 27888), (996, 20888), (1119, 18592), (1162, 17904), (1328, 15666), (1492, 13944), (1743, 11936), (1992, 10444), (2238, 9296), (2324, 8952), (2611, 7968), (2656, 7833), (2984, 6972), (3486, 5968), (3984, 5222), (4476, 4648)]