20056574178

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{911}}^1\times {\mathrm{20051}}^1$

素因数の和:21031

約数の個数: 48

約数和(自身を含む): 44218991232

約数和(自身を除く): 24162417054

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 911, 1098, 1822, 2733, 5466, 8199, 16398, 20051, 40102, 55571, 60153, 111142, 120306, 166713, 180459, 333426, 360918, 500139, 1000278, 1223111, 2446222, 3669333, 7338666, 11007999, 18266461, 22015998, 36532922, 54799383, 109598766, 164398149, 328796298, 1114254121, 2228508242, 3342762363, 6685524726, 10028287089, 20056574178]

約数ペア:

[(1, 20056574178), (2, 10028287089), (3, 6685524726), (6, 3342762363), (9, 2228508242), (18, 1114254121), (61, 328796298), (122, 164398149), (183, 109598766), (366, 54799383), (549, 36532922), (911, 22015998), (1098, 18266461), (1822, 11007999), (2733, 7338666), (5466, 3669333), (8199, 2446222), (16398, 1223111), (20051, 1000278), (40102, 500139), (55571, 360918), (60153, 333426), (111142, 180459), (120306, 166713)]