17939585703

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{251}}^1\times {\mathrm{1907}}^1$

素因数の和:2236

約数の個数: 48

約数和(自身を含む): 26737216128

約数和(自身を除く): 8797630425

約数列:

[1, 3, 13, 31, 39, 93, 251, 403, 753, 961, 1209, 1907, 2883, 3263, 5721, 7781, 9789, 12493, 23343, 24791, 37479, 59117, 74373, 101153, 177351, 241211, 303459, 478657, 723633, 768521, 1435971, 1832627, 2305563, 3135743, 5497881, 6222541, 9407229, 14838367, 18667623, 23824151, 44515101, 71472453, 192898771, 459989377, 578696313, 1379968131, 5979861901, 17939585703]

約数ペア:

[(1, 17939585703), (3, 5979861901), (13, 1379968131), (31, 578696313), (39, 459989377), (93, 192898771), (251, 71472453), (403, 44515101), (753, 23824151), (961, 18667623), (1209, 14838367), (1907, 9407229), (2883, 6222541), (3263, 5497881), (5721, 3135743), (7781, 2305563), (9789, 1832627), (12493, 1435971), (23343, 768521), (24791, 723633), (37479, 478657), (59117, 303459), (74373, 241211), (101153, 177351)]