20144484

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{9817}}^1$

素因数の和:9849

約数の個数: 48

約数和(自身を含む): 54980800

約数和(自身を除く): 34836316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 9817, 19634, 29451, 39268, 58902, 88353, 117804, 176706, 186523, 265059, 353412, 373046, 530118, 559569, 746092, 1060236, 1119138, 1678707, 2238276, 3357414, 5036121, 6714828, 10072242, 20144484]

約数ペア:

[(1, 20144484), (2, 10072242), (3, 6714828), (4, 5036121), (6, 3357414), (9, 2238276), (12, 1678707), (18, 1119138), (19, 1060236), (27, 746092), (36, 559569), (38, 530118), (54, 373046), (57, 353412), (76, 265059), (108, 186523), (114, 176706), (171, 117804), (228, 88353), (342, 58902), (513, 39268), (684, 29451), (1026, 19634), (2052, 9817)]