19440762

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 26524038

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 37, 38, 57, 66, 74, 111, 114, 209, 222, 407, 418, 419, 627, 703, 814, 838, 1221, 1254, 1257, 1406, 2109, 2442, 2514, 4218, 4609, 7733, 7961, 9218, 13827, 15466, 15503, 15922, 23199, 23883, 27654, 31006, 46398, 46509, 47766, 87571, 93018, 170533, 175142, 262713, 294557, 341066, 511599, 525426, 589114, 883671, 1023198, 1767342, 3240127, 6480254, 9720381, 19440762]

約数ペア:

[(1, 19440762), (2, 9720381), (3, 6480254), (6, 3240127), (11, 1767342), (19, 1023198), (22, 883671), (33, 589114), (37, 525426), (38, 511599), (57, 341066), (66, 294557), (74, 262713), (111, 175142), (114, 170533), (209, 93018), (222, 87571), (407, 47766), (418, 46509), (419, 46398), (627, 31006), (703, 27654), (814, 23883), (838, 23199), (1221, 15922), (1254, 15503), (1257, 15466), (1406, 13827), (2109, 9218), (2442, 7961), (2514, 7733), (4218, 4609)]