19363952

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71191}}^1$

素因数の和:71216

約数の個数: 20

約数和(自身を含む): 39725136

約数和(自身を除く): 20361184

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 71191, 142382, 284764, 569528, 1139056, 1210247, 2420494, 4840988, 9681976, 19363952]

約数ペア:

[(1, 19363952), (2, 9681976), (4, 4840988), (8, 2420494), (16, 1210247), (17, 1139056), (34, 569528), (68, 284764), (136, 142382), (272, 71191)]