189658570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 364406688

約数和(自身を除く): 174748118

約数列:

[1, 2, 5, 10, 19, 38, 95, 107, 190, 214, 361, 491, 535, 722, 982, 1070, 1805, 2033, 2455, 3610, 4066, 4910, 9329, 10165, 18658, 20330, 38627, 46645, 52537, 77254, 93290, 105074, 177251, 193135, 262685, 354502, 386270, 525370, 886255, 998203, 1772510, 1996406, 4991015, 9982030, 18965857, 37931714, 94829285, 189658570]

約数ペア:

[(1, 189658570), (2, 94829285), (5, 37931714), (10, 18965857), (19, 9982030), (38, 4991015), (95, 1996406), (107, 1772510), (190, 998203), (214, 886255), (361, 525370), (491, 386270), (535, 354502), (722, 262685), (982, 193135), (1070, 177251), (1805, 105074), (2033, 93290), (2455, 77254), (3610, 52537), (4066, 46645), (4910, 38627), (9329, 20330), (10165, 18658)]