20395536

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{601}}^1$

素因数の和:720

約数の個数: 80

約数和(自身を含む): 60912768

約数和(自身を除く): 40517232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 101, 112, 168, 202, 303, 336, 404, 601, 606, 707, 808, 1202, 1212, 1414, 1616, 1803, 2121, 2404, 2424, 2828, 3606, 4207, 4242, 4808, 4848, 5656, 7212, 8414, 8484, 9616, 11312, 12621, 14424, 16828, 16968, 25242, 28848, 33656, 33936, 50484, 60701, 67312, 100968, 121402, 182103, 201936, 242804, 364206, 424907, 485608, 728412, 849814, 971216, 1274721, 1456824, 1699628, 2549442, 2913648, 3399256, 5098884, 6798512, 10197768, 20395536]

約数ペア:

[(1, 20395536), (2, 10197768), (3, 6798512), (4, 5098884), (6, 3399256), (7, 2913648), (8, 2549442), (12, 1699628), (14, 1456824), (16, 1274721), (21, 971216), (24, 849814), (28, 728412), (42, 485608), (48, 424907), (56, 364206), (84, 242804), (101, 201936), (112, 182103), (168, 121402), (202, 100968), (303, 67312), (336, 60701), (404, 50484), (601, 33936), (606, 33656), (707, 28848), (808, 25242), (1202, 16968), (1212, 16828), (1414, 14424), (1616, 12621), (1803, 11312), (2121, 9616), (2404, 8484), (2424, 8414), (2828, 7212), (3606, 5656), (4207, 4848), (4242, 4808)]