20218183700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1413859}}^1$

素因数の和:1413897

約数の個数: 72

約数和(自身を含む): 51543680160

約数和(自身を除く): 31325496460

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2860, 3575, 7150, 14300, 1413859, 2827718, 5655436, 7069295, 14138590, 15552449, 18380167, 28277180, 31104898, 35346475, 36760334, 62209796, 70692950, 73520668, 77762245, 91900835, 141385900, 155524490, 183801670, 202181837, 311048980, 367603340, 388811225, 404363674, 459504175, 777622450, 808727348, 919008350, 1010909185, 1555244900, 1838016700, 2021818370, 4043636740, 5054545925, 10109091850, 20218183700]

約数ペア:

[(1, 20218183700), (2, 10109091850), (4, 5054545925), (5, 4043636740), (10, 2021818370), (11, 1838016700), (13, 1555244900), (20, 1010909185), (22, 919008350), (25, 808727348), (26, 777622450), (44, 459504175), (50, 404363674), (52, 388811225), (55, 367603340), (65, 311048980), (100, 202181837), (110, 183801670), (130, 155524490), (143, 141385900), (220, 91900835), (260, 77762245), (275, 73520668), (286, 70692950), (325, 62209796), (550, 36760334), (572, 35346475), (650, 31104898), (715, 28277180), (1100, 18380167), (1300, 15552449), (1430, 14138590), (2860, 7069295), (3575, 5655436), (7150, 2827718), (14300, 1413859)]