20138608

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1511}}^1$

素因数の和:1550

約数の個数: 60

約数和(自身を含む): 48090672

約数和(自身を除く): 27952064

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 392, 476, 784, 833, 952, 1511, 1666, 1904, 3022, 3332, 6044, 6664, 10577, 12088, 13328, 21154, 24176, 25687, 42308, 51374, 74039, 84616, 102748, 148078, 169232, 179809, 205496, 296156, 359618, 410992, 592312, 719236, 1184624, 1258663, 1438472, 2517326, 2876944, 5034652, 10069304, 20138608]

約数ペア:

[(1, 20138608), (2, 10069304), (4, 5034652), (7, 2876944), (8, 2517326), (14, 1438472), (16, 1258663), (17, 1184624), (28, 719236), (34, 592312), (49, 410992), (56, 359618), (68, 296156), (98, 205496), (112, 179809), (119, 169232), (136, 148078), (196, 102748), (238, 84616), (272, 74039), (392, 51374), (476, 42308), (784, 25687), (833, 24176), (952, 21154), (1511, 13328), (1666, 12088), (1904, 10577), (3022, 6664), (3332, 6044)]