20173554

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{967}}^1$

素因数の和:1055

約数の個数: 48

約数和(自身を含む): 46812480

約数和(自身を除く): 26638926

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 61, 114, 122, 171, 183, 342, 366, 549, 967, 1098, 1159, 1934, 2318, 2901, 3477, 5802, 6954, 8703, 10431, 17406, 18373, 20862, 36746, 55119, 58987, 110238, 117974, 165357, 176961, 330714, 353922, 530883, 1061766, 1120753, 2241506, 3362259, 6724518, 10086777, 20173554]

約数ペア:

[(1, 20173554), (2, 10086777), (3, 6724518), (6, 3362259), (9, 2241506), (18, 1120753), (19, 1061766), (38, 530883), (57, 353922), (61, 330714), (114, 176961), (122, 165357), (171, 117974), (183, 110238), (342, 58987), (366, 55119), (549, 36746), (967, 20862), (1098, 18373), (1159, 17406), (1934, 10431), (2318, 8703), (2901, 6954), (3477, 5802)]