16321996

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 31610880

約数和(自身を除く): 15288884

約数列:

[1, 2, 4, 23, 31, 46, 59, 62, 92, 97, 118, 124, 194, 236, 388, 713, 1357, 1426, 1829, 2231, 2714, 2852, 3007, 3658, 4462, 5428, 5723, 6014, 7316, 8924, 11446, 12028, 22892, 42067, 69161, 84134, 131629, 138322, 168268, 177413, 263258, 276644, 354826, 526516, 709652, 4080499, 8160998, 16321996]

約数ペア:

[(1, 16321996), (2, 8160998), (4, 4080499), (23, 709652), (31, 526516), (46, 354826), (59, 276644), (62, 263258), (92, 177413), (97, 168268), (118, 138322), (124, 131629), (194, 84134), (236, 69161), (388, 42067), (713, 22892), (1357, 12028), (1426, 11446), (1829, 8924), (2231, 7316), (2714, 6014), (2852, 5723), (3007, 5428), (3658, 4462)]