20143408

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{12979}}^1$

素因数の和:13084

約数の個数: 20

約数和(自身を含む): 39433240

約数和(自身を除く): 19289832

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 12979, 25958, 51916, 103832, 207664, 1258963, 2517926, 5035852, 10071704, 20143408]

約数ペア:

[(1, 20143408), (2, 10071704), (4, 5035852), (8, 2517926), (16, 1258963), (97, 207664), (194, 103832), (388, 51916), (776, 25958), (1552, 12979)]