20696116428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{58111}}^1$

素因数の和:58895

約数の個数: 72

約数和(自身を含む): 56414432256

約数和(自身を除く): 35718315828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 761, 1522, 2283, 3044, 4566, 6849, 9132, 9893, 13698, 19786, 27396, 29679, 39572, 58111, 59358, 89037, 116222, 118716, 174333, 178074, 232444, 348666, 356148, 522999, 697332, 755443, 1045998, 1510886, 2091996, 2266329, 3021772, 4532658, 6798987, 9065316, 13597974, 27195948, 44222471, 88444942, 132667413, 176889884, 265334826, 398002239, 530669652, 574892123, 796004478, 1149784246, 1592008956, 1724676369, 2299568492, 3449352738, 5174029107, 6898705476, 10348058214, 20696116428]

約数ペア:

[(1, 20696116428), (2, 10348058214), (3, 6898705476), (4, 5174029107), (6, 3449352738), (9, 2299568492), (12, 1724676369), (13, 1592008956), (18, 1149784246), (26, 796004478), (36, 574892123), (39, 530669652), (52, 398002239), (78, 265334826), (117, 176889884), (156, 132667413), (234, 88444942), (468, 44222471), (761, 27195948), (1522, 13597974), (2283, 9065316), (3044, 6798987), (4566, 4532658), (6849, 3021772), (9132, 2266329), (9893, 2091996), (13698, 1510886), (19786, 1045998), (27396, 755443), (29679, 697332), (39572, 522999), (58111, 356148), (59358, 348666), (89037, 232444), (116222, 178074), (118716, 174333)]