20734548

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 51287040

約数和(自身を除く): 30552492

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 211, 228, 422, 431, 633, 844, 862, 1266, 1293, 1724, 2532, 2586, 4009, 5172, 8018, 8189, 12027, 16036, 16378, 24054, 24567, 32756, 48108, 49134, 90941, 98268, 181882, 272823, 363764, 545646, 1091292, 1727879, 3455758, 5183637, 6911516, 10367274, 20734548]

約数ペア:

[(1, 20734548), (2, 10367274), (3, 6911516), (4, 5183637), (6, 3455758), (12, 1727879), (19, 1091292), (38, 545646), (57, 363764), (76, 272823), (114, 181882), (211, 98268), (228, 90941), (422, 49134), (431, 48108), (633, 32756), (844, 24567), (862, 24054), (1266, 16378), (1293, 16036), (1724, 12027), (2532, 8189), (2586, 8018), (4009, 5172)]