20384136

素因数分解:

$2^3\times 3^4\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:480

約数の個数: 80

約数和(自身を含む): 57934800

約数和(自身を除く): 37550664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 83, 108, 162, 166, 216, 249, 324, 332, 379, 498, 648, 664, 747, 758, 996, 1137, 1494, 1516, 1992, 2241, 2274, 2988, 3032, 3411, 4482, 4548, 5976, 6723, 6822, 8964, 9096, 10233, 13446, 13644, 17928, 20466, 26892, 27288, 30699, 31457, 40932, 53784, 61398, 62914, 81864, 94371, 122796, 125828, 188742, 245592, 251656, 283113, 377484, 566226, 754968, 849339, 1132452, 1698678, 2264904, 2548017, 3397356, 5096034, 6794712, 10192068, 20384136]

約数ペア:

[(1, 20384136), (2, 10192068), (3, 6794712), (4, 5096034), (6, 3397356), (8, 2548017), (9, 2264904), (12, 1698678), (18, 1132452), (24, 849339), (27, 754968), (36, 566226), (54, 377484), (72, 283113), (81, 251656), (83, 245592), (108, 188742), (162, 125828), (166, 122796), (216, 94371), (249, 81864), (324, 62914), (332, 61398), (379, 53784), (498, 40932), (648, 31457), (664, 30699), (747, 27288), (758, 26892), (996, 20466), (1137, 17928), (1494, 13644), (1516, 13446), (1992, 10233), (2241, 9096), (2274, 8964), (2988, 6822), (3032, 6723), (3411, 5976), (4482, 4548)]