19633168

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1783

約数の個数: 40

約数和(自身を含む): 40997376

約数和(自身を除く): 21364208

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 1426, 1721, 2852, 3442, 5704, 6884, 11408, 13768, 27536, 39583, 53351, 79166, 106702, 158332, 213404, 316664, 426808, 633328, 853616, 1227073, 2454146, 4908292, 9816584, 19633168]

約数ペア:

[(1, 19633168), (2, 9816584), (4, 4908292), (8, 2454146), (16, 1227073), (23, 853616), (31, 633328), (46, 426808), (62, 316664), (92, 213404), (124, 158332), (184, 106702), (248, 79166), (368, 53351), (496, 39583), (713, 27536), (1426, 13768), (1721, 11408), (2852, 6884), (3442, 5704)]