19349704

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 42094080

約数和(自身を除く): 22744376

約数列:

[1, 2, 4, 8, 11, 22, 31, 41, 44, 62, 82, 88, 124, 164, 173, 248, 328, 341, 346, 451, 682, 692, 902, 1271, 1364, 1384, 1804, 1903, 2542, 2728, 3608, 3806, 5084, 5363, 7093, 7612, 10168, 10726, 13981, 14186, 15224, 21452, 27962, 28372, 42904, 55924, 56744, 58993, 78023, 111848, 117986, 156046, 219883, 235972, 312092, 439766, 471944, 624184, 879532, 1759064, 2418713, 4837426, 9674852, 19349704]

約数ペア:

[(1, 19349704), (2, 9674852), (4, 4837426), (8, 2418713), (11, 1759064), (22, 879532), (31, 624184), (41, 471944), (44, 439766), (62, 312092), (82, 235972), (88, 219883), (124, 156046), (164, 117986), (173, 111848), (248, 78023), (328, 58993), (341, 56744), (346, 55924), (451, 42904), (682, 28372), (692, 27962), (902, 21452), (1271, 15224), (1364, 14186), (1384, 13981), (1804, 10726), (1903, 10168), (2542, 7612), (2728, 7093), (3608, 5363), (3806, 5084)]