19907496

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{39499}}^1$

素因数の和:39518

約数の個数: 48

約数和(自身を含む): 61620000

約数和(自身を除く): 41712504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 39499, 78998, 118497, 157996, 236994, 276493, 315992, 355491, 473988, 552986, 710982, 829479, 947976, 1105972, 1421964, 1658958, 2211944, 2488437, 2843928, 3317916, 4976874, 6635832, 9953748, 19907496]

約数ペア:

[(1, 19907496), (2, 9953748), (3, 6635832), (4, 4976874), (6, 3317916), (7, 2843928), (8, 2488437), (9, 2211944), (12, 1658958), (14, 1421964), (18, 1105972), (21, 947976), (24, 829479), (28, 710982), (36, 552986), (42, 473988), (56, 355491), (63, 315992), (72, 276493), (84, 236994), (126, 157996), (168, 118497), (252, 78998), (504, 39499)]