18480616

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1579}}^1$

素因数の和:1622

約数の個数: 64

約数和(自身を含む): 45504000

約数和(自身を除く): 27023384

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 266, 308, 418, 532, 616, 836, 1064, 1463, 1579, 1672, 2926, 3158, 5852, 6316, 11053, 11704, 12632, 17369, 22106, 30001, 34738, 44212, 60002, 69476, 88424, 120004, 121583, 138952, 210007, 240008, 243166, 330011, 420014, 486332, 660022, 840028, 972664, 1320044, 1680056, 2310077, 2640088, 4620154, 9240308, 18480616]

約数ペア:

[(1, 18480616), (2, 9240308), (4, 4620154), (7, 2640088), (8, 2310077), (11, 1680056), (14, 1320044), (19, 972664), (22, 840028), (28, 660022), (38, 486332), (44, 420014), (56, 330011), (76, 243166), (77, 240008), (88, 210007), (133, 138952), (152, 121583), (154, 120004), (209, 88424), (266, 69476), (308, 60002), (418, 44212), (532, 34738), (616, 30001), (836, 22106), (1064, 17369), (1463, 12632), (1579, 11704), (1672, 11053), (2926, 6316), (3158, 5852)]