19336790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7643}}^1$

素因数の和:7684

約数の個数: 32

約数和(自身を含む): 39626496

約数和(自身を除く): 20289706

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7643, 15286, 38215, 76430, 84073, 168146, 175789, 351578, 420365, 840730, 878945, 1757890, 1933679, 3867358, 9668395, 19336790]

約数ペア:

[(1, 19336790), (2, 9668395), (5, 3867358), (10, 1933679), (11, 1757890), (22, 878945), (23, 840730), (46, 420365), (55, 351578), (110, 175789), (115, 168146), (230, 84073), (253, 76430), (506, 38215), (1265, 15286), (2530, 7643)]