19783208

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{331}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 38565120

約数和(自身を除く): 18781912

約数列:

[1, 2, 4, 8, 31, 62, 124, 241, 248, 331, 482, 662, 964, 1324, 1928, 2648, 7471, 10261, 14942, 20522, 29884, 41044, 59768, 79771, 82088, 159542, 319084, 638168, 2472901, 4945802, 9891604, 19783208]

約数ペア:

[(1, 19783208), (2, 9891604), (4, 4945802), (8, 2472901), (31, 638168), (62, 319084), (124, 159542), (241, 82088), (248, 79771), (331, 59768), (482, 41044), (662, 29884), (964, 20522), (1324, 14942), (1928, 10261), (2648, 7471)]