20045326952

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{66571}}^1$

素因数の和:66886

約数の個数: 64

約数和(自身を含む): 45375475200

約数和(自身を除く): 25330148248

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 283, 532, 566, 1064, 1132, 1981, 2264, 3962, 5377, 7924, 10754, 15848, 21508, 37639, 43016, 66571, 75278, 133142, 150556, 266284, 301112, 465997, 532568, 931994, 1264849, 1863988, 2529698, 3727976, 5059396, 8853943, 10118792, 17707886, 18839593, 35415772, 37679186, 70831544, 75358372, 131877151, 150716744, 263754302, 357952267, 527508604, 715904534, 1055017208, 1431809068, 2505665869, 2863618136, 5011331738, 10022663476, 20045326952]

約数ペア:

[(1, 20045326952), (2, 10022663476), (4, 5011331738), (7, 2863618136), (8, 2505665869), (14, 1431809068), (19, 1055017208), (28, 715904534), (38, 527508604), (56, 357952267), (76, 263754302), (133, 150716744), (152, 131877151), (266, 75358372), (283, 70831544), (532, 37679186), (566, 35415772), (1064, 18839593), (1132, 17707886), (1981, 10118792), (2264, 8853943), (3962, 5059396), (5377, 3727976), (7924, 2529698), (10754, 1863988), (15848, 1264849), (21508, 931994), (37639, 532568), (43016, 465997), (66571, 301112), (75278, 266284), (133142, 150556)]