19153910

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 35707392

約数和(自身を除く): 16553482

約数列:

[1, 2, 5, 10, 47, 83, 94, 166, 235, 415, 470, 491, 830, 982, 2455, 3901, 4910, 7802, 19505, 23077, 39010, 40753, 46154, 81506, 115385, 203765, 230770, 407530, 1915391, 3830782, 9576955, 19153910]

約数ペア:

[(1, 19153910), (2, 9576955), (5, 3830782), (10, 1915391), (47, 407530), (83, 230770), (94, 203765), (166, 115385), (235, 81506), (415, 46154), (470, 40753), (491, 39010), (830, 23077), (982, 19505), (2455, 7802), (3901, 4910)]