20194373648

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{13121}}^1$

素因数の和:13296

約数の個数: 80

約数和(自身を含む): 42175157760

約数和(自身を除く): 21980784112

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 107, 116, 124, 214, 232, 248, 428, 464, 496, 856, 899, 1712, 1798, 3103, 3317, 3596, 6206, 6634, 7192, 12412, 13121, 13268, 14384, 24824, 26242, 26536, 49648, 52484, 53072, 96193, 104968, 192386, 209936, 380509, 384772, 406751, 761018, 769544, 813502, 1403947, 1522036, 1539088, 1627004, 2807894, 3044072, 3254008, 5615788, 6088144, 6508016, 11231576, 11795779, 22463152, 23591558, 40714463, 43522357, 47183116, 81428926, 87044714, 94366232, 162857852, 174089428, 188732464, 325715704, 348178856, 651431408, 696357712, 1262148353, 2524296706, 5048593412, 10097186824, 20194373648]

約数ペア:

[(1, 20194373648), (2, 10097186824), (4, 5048593412), (8, 2524296706), (16, 1262148353), (29, 696357712), (31, 651431408), (58, 348178856), (62, 325715704), (107, 188732464), (116, 174089428), (124, 162857852), (214, 94366232), (232, 87044714), (248, 81428926), (428, 47183116), (464, 43522357), (496, 40714463), (856, 23591558), (899, 22463152), (1712, 11795779), (1798, 11231576), (3103, 6508016), (3317, 6088144), (3596, 5615788), (6206, 3254008), (6634, 3044072), (7192, 2807894), (12412, 1627004), (13121, 1539088), (13268, 1522036), (14384, 1403947), (24824, 813502), (26242, 769544), (26536, 761018), (49648, 406751), (52484, 384772), (53072, 380509), (96193, 209936), (104968, 192386)]