20616204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2957}}^1$

素因数の和:3054

約数の個数: 48

約数和(自身を含む): 55657728

約数和(自身を除く): 35041524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 83, 84, 166, 249, 332, 498, 581, 996, 1162, 1743, 2324, 2957, 3486, 5914, 6972, 8871, 11828, 17742, 20699, 35484, 41398, 62097, 82796, 124194, 245431, 248388, 490862, 736293, 981724, 1472586, 1718017, 2945172, 3436034, 5154051, 6872068, 10308102, 20616204]

約数ペア:

[(1, 20616204), (2, 10308102), (3, 6872068), (4, 5154051), (6, 3436034), (7, 2945172), (12, 1718017), (14, 1472586), (21, 981724), (28, 736293), (42, 490862), (83, 248388), (84, 245431), (166, 124194), (249, 82796), (332, 62097), (498, 41398), (581, 35484), (996, 20699), (1162, 17742), (1743, 11828), (2324, 8871), (2957, 6972), (3486, 5914)]