19706354

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 32192640

約数和(自身を除く): 12486286

約数列:

[1, 2, 23, 46, 53, 59, 106, 118, 137, 274, 1219, 1357, 2438, 2714, 3127, 3151, 6254, 6302, 7261, 8083, 14522, 16166, 71921, 143842, 167003, 185909, 334006, 371818, 428399, 856798, 9853177, 19706354]

約数ペア:

[(1, 19706354), (2, 9853177), (23, 856798), (46, 428399), (53, 371818), (59, 334006), (106, 185909), (118, 167003), (137, 143842), (274, 71921), (1219, 16166), (1357, 14522), (2438, 8083), (2714, 7261), (3127, 6302), (3151, 6254)]