19719970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1033}}^1$

素因数の和:1146

約数の個数: 32

約数和(自身を含む): 37521792

約数和(自身を除く): 17801822

約数列:

[1, 2, 5, 10, 23, 46, 83, 115, 166, 230, 415, 830, 1033, 1909, 2066, 3818, 5165, 9545, 10330, 19090, 23759, 47518, 85739, 118795, 171478, 237590, 428695, 857390, 1971997, 3943994, 9859985, 19719970]

約数ペア:

[(1, 19719970), (2, 9859985), (5, 3943994), (10, 1971997), (23, 857390), (46, 428695), (83, 237590), (115, 171478), (166, 118795), (230, 85739), (415, 47518), (830, 23759), (1033, 19090), (1909, 10330), (2066, 9545), (3818, 5165)]