20123064

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21499}}^1$

素因数の和:21524

約数の個数: 48

約数和(自身を含む): 58695000

約数和(自身を除く): 38571936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21499, 42998, 64497, 85996, 128994, 171992, 193491, 257988, 279487, 386982, 515976, 558974, 773964, 838461, 1117948, 1547928, 1676922, 2235896, 2515383, 3353844, 5030766, 6707688, 10061532, 20123064]

約数ペア:

[(1, 20123064), (2, 10061532), (3, 6707688), (4, 5030766), (6, 3353844), (8, 2515383), (9, 2235896), (12, 1676922), (13, 1547928), (18, 1117948), (24, 838461), (26, 773964), (36, 558974), (39, 515976), (52, 386982), (72, 279487), (78, 257988), (104, 193491), (117, 171992), (156, 128994), (234, 85996), (312, 64497), (468, 42998), (936, 21499)]