20005256876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{364607}}^1$

素因数の和:364694

約数の個数: 48

約数和(自身を含む): 40427735040

約数和(自身を除く): 20422478164

約数列:

[1, 2, 4, 11, 22, 29, 43, 44, 58, 86, 116, 172, 319, 473, 638, 946, 1247, 1276, 1892, 2494, 4988, 13717, 27434, 54868, 364607, 729214, 1458428, 4010677, 8021354, 10573603, 15678101, 16042708, 21147206, 31356202, 42294412, 62712404, 116309633, 172459111, 232619266, 344918222, 454664929, 465238532, 689836444, 909329858, 1818659716, 5001314219, 10002628438, 20005256876]

約数ペア:

[(1, 20005256876), (2, 10002628438), (4, 5001314219), (11, 1818659716), (22, 909329858), (29, 689836444), (43, 465238532), (44, 454664929), (58, 344918222), (86, 232619266), (116, 172459111), (172, 116309633), (319, 62712404), (473, 42294412), (638, 31356202), (946, 21147206), (1247, 16042708), (1276, 15678101), (1892, 10573603), (2494, 8021354), (4988, 4010677), (13717, 1458428), (27434, 729214), (54868, 364607)]