18685668

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 45130176

約数和(自身を除く): 26444508

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 163, 164, 233, 246, 326, 466, 489, 492, 652, 699, 932, 978, 1398, 1956, 2796, 6683, 9553, 13366, 19106, 20049, 26732, 28659, 37979, 38212, 40098, 57318, 75958, 80196, 113937, 114636, 151916, 227874, 455748, 1557139, 3114278, 4671417, 6228556, 9342834, 18685668]

約数ペア:

[(1, 18685668), (2, 9342834), (3, 6228556), (4, 4671417), (6, 3114278), (12, 1557139), (41, 455748), (82, 227874), (123, 151916), (163, 114636), (164, 113937), (233, 80196), (246, 75958), (326, 57318), (466, 40098), (489, 38212), (492, 37979), (652, 28659), (699, 26732), (932, 20049), (978, 19106), (1398, 13366), (1956, 9553), (2796, 6683)]