20048382

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 72

約数和(自身を含む): 48021480

約数和(自身を除く): 27973098

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 61, 62, 93, 114, 122, 171, 183, 186, 279, 342, 366, 549, 558, 589, 961, 1098, 1159, 1178, 1767, 1891, 1922, 2318, 2883, 3477, 3534, 3782, 5301, 5673, 5766, 6954, 8649, 10431, 10602, 11346, 17019, 17298, 18259, 20862, 34038, 35929, 36518, 54777, 58621, 71858, 107787, 109554, 117242, 164331, 175863, 215574, 323361, 328662, 351726, 527589, 646722, 1055178, 1113799, 2227598, 3341397, 6682794, 10024191, 20048382]

約数ペア:

[(1, 20048382), (2, 10024191), (3, 6682794), (6, 3341397), (9, 2227598), (18, 1113799), (19, 1055178), (31, 646722), (38, 527589), (57, 351726), (61, 328662), (62, 323361), (93, 215574), (114, 175863), (122, 164331), (171, 117242), (183, 109554), (186, 107787), (279, 71858), (342, 58621), (366, 54777), (549, 36518), (558, 35929), (589, 34038), (961, 20862), (1098, 18259), (1159, 17298), (1178, 17019), (1767, 11346), (1891, 10602), (1922, 10431), (2318, 8649), (2883, 6954), (3477, 5766), (3534, 5673), (3782, 5301)]