20880648

素因数分解:

$2^3\times 3^2\times {\mathrm{79}}^1\times {\mathrm{3671}}^1$

素因数の和:3762

約数の個数: 48

約数和(自身を含む): 57283200

約数和(自身を除く): 36402552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 79, 158, 237, 316, 474, 632, 711, 948, 1422, 1896, 2844, 3671, 5688, 7342, 11013, 14684, 22026, 29368, 33039, 44052, 66078, 88104, 132156, 264312, 290009, 580018, 870027, 1160036, 1740054, 2320072, 2610081, 3480108, 5220162, 6960216, 10440324, 20880648]

約数ペア:

[(1, 20880648), (2, 10440324), (3, 6960216), (4, 5220162), (6, 3480108), (8, 2610081), (9, 2320072), (12, 1740054), (18, 1160036), (24, 870027), (36, 580018), (72, 290009), (79, 264312), (158, 132156), (237, 88104), (316, 66078), (474, 44052), (632, 33039), (711, 29368), (948, 22026), (1422, 14684), (1896, 11013), (2844, 7342), (3671, 5688)]