20730552012

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{147919}}^1$

素因数の和:148175

約数の個数: 72

約数和(自身を含む): 55727380800

約数和(自身を除く): 34996828788

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 229, 306, 458, 612, 687, 916, 1374, 2061, 2748, 3893, 4122, 7786, 8244, 11679, 15572, 23358, 35037, 46716, 70074, 140148, 147919, 295838, 443757, 591676, 887514, 1331271, 1775028, 2514623, 2662542, 5029246, 5325084, 7543869, 10058492, 15087738, 22631607, 30175476, 33873451, 45263214, 67746902, 90526428, 101620353, 135493804, 203240706, 304861059, 406481412, 575848667, 609722118, 1151697334, 1219444236, 1727546001, 2303394668, 3455092002, 5182638003, 6910184004, 10365276006, 20730552012]

約数ペア:

[(1, 20730552012), (2, 10365276006), (3, 6910184004), (4, 5182638003), (6, 3455092002), (9, 2303394668), (12, 1727546001), (17, 1219444236), (18, 1151697334), (34, 609722118), (36, 575848667), (51, 406481412), (68, 304861059), (102, 203240706), (153, 135493804), (204, 101620353), (229, 90526428), (306, 67746902), (458, 45263214), (612, 33873451), (687, 30175476), (916, 22631607), (1374, 15087738), (2061, 10058492), (2748, 7543869), (3893, 5325084), (4122, 5029246), (7786, 2662542), (8244, 2514623), (11679, 1775028), (15572, 1331271), (23358, 887514), (35037, 591676), (46716, 443757), (70074, 295838), (140148, 147919)]