20112304

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:146

約数の個数: 80

約数和(自身を含む): 43997184

約数和(自身を除く): 23884880

約数列:

[1, 2, 4, 8, 16, 23, 31, 41, 43, 46, 62, 82, 86, 92, 124, 164, 172, 184, 248, 328, 344, 368, 496, 656, 688, 713, 943, 989, 1271, 1333, 1426, 1763, 1886, 1978, 2542, 2666, 2852, 3526, 3772, 3956, 5084, 5332, 5704, 7052, 7544, 7912, 10168, 10664, 11408, 14104, 15088, 15824, 20336, 21328, 28208, 29233, 30659, 40549, 54653, 58466, 61318, 81098, 109306, 116932, 122636, 162196, 218612, 233864, 245272, 324392, 437224, 467728, 490544, 648784, 874448, 1257019, 2514038, 5028076, 10056152, 20112304]

約数ペア:

[(1, 20112304), (2, 10056152), (4, 5028076), (8, 2514038), (16, 1257019), (23, 874448), (31, 648784), (41, 490544), (43, 467728), (46, 437224), (62, 324392), (82, 245272), (86, 233864), (92, 218612), (124, 162196), (164, 122636), (172, 116932), (184, 109306), (248, 81098), (328, 61318), (344, 58466), (368, 54653), (496, 40549), (656, 30659), (688, 29233), (713, 28208), (943, 21328), (989, 20336), (1271, 15824), (1333, 15088), (1426, 14104), (1763, 11408), (1886, 10664), (1978, 10168), (2542, 7912), (2666, 7544), (2852, 7052), (3526, 5704), (3772, 5332), (3956, 5084)]