20949371808

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{72911}}^1$

素因数の和:73038

約数の個数: 96

約数和(自身を含む): 57105844992

約数和(自身を除く): 36156473184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 73, 82, 96, 123, 146, 164, 219, 246, 292, 328, 438, 492, 584, 656, 876, 984, 1168, 1312, 1752, 1968, 2336, 2993, 3504, 3936, 5986, 7008, 8979, 11972, 17958, 23944, 35916, 47888, 71832, 72911, 95776, 143664, 145822, 218733, 287328, 291644, 437466, 583288, 874932, 1166576, 1749864, 2333152, 2989351, 3499728, 5322503, 5978702, 6999456, 8968053, 10645006, 11957404, 15967509, 17936106, 21290012, 23914808, 31935018, 35872212, 42580024, 47829616, 63870036, 71744424, 85160048, 95659232, 127740072, 143488848, 170320096, 218222623, 255480144, 286977696, 436445246, 510960288, 654667869, 872890492, 1309335738, 1745780984, 2618671476, 3491561968, 5237342952, 6983123936, 10474685904, 20949371808]

約数ペア:

[(1, 20949371808), (2, 10474685904), (3, 6983123936), (4, 5237342952), (6, 3491561968), (8, 2618671476), (12, 1745780984), (16, 1309335738), (24, 872890492), (32, 654667869), (41, 510960288), (48, 436445246), (73, 286977696), (82, 255480144), (96, 218222623), (123, 170320096), (146, 143488848), (164, 127740072), (219, 95659232), (246, 85160048), (292, 71744424), (328, 63870036), (438, 47829616), (492, 42580024), (584, 35872212), (656, 31935018), (876, 23914808), (984, 21290012), (1168, 17936106), (1312, 15967509), (1752, 11957404), (1968, 10645006), (2336, 8968053), (2993, 6999456), (3504, 5978702), (3936, 5322503), (5986, 3499728), (7008, 2989351), (8979, 2333152), (11972, 1749864), (17958, 1166576), (23944, 874932), (35916, 583288), (47888, 437466), (71832, 291644), (72911, 287328), (95776, 218733), (143664, 145822)]