19719504

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{6521}}^1$

素因数の和:6545

約数の個数: 80

約数和(自身を含む): 64698240

約数和(自身を除く): 44978736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 6521, 13042, 19563, 26084, 39126, 45647, 52168, 58689, 78252, 91294, 104336, 117378, 136941, 156504, 176067, 182588, 234756, 273882, 313008, 352134, 365176, 410823, 469512, 547764, 704268, 730352, 821646, 939024, 1095528, 1232469, 1408536, 1643292, 2191056, 2464938, 2817072, 3286584, 4929876, 6573168, 9859752, 19719504]

約数ペア:

[(1, 19719504), (2, 9859752), (3, 6573168), (4, 4929876), (6, 3286584), (7, 2817072), (8, 2464938), (9, 2191056), (12, 1643292), (14, 1408536), (16, 1232469), (18, 1095528), (21, 939024), (24, 821646), (27, 730352), (28, 704268), (36, 547764), (42, 469512), (48, 410823), (54, 365176), (56, 352134), (63, 313008), (72, 273882), (84, 234756), (108, 182588), (112, 176067), (126, 156504), (144, 136941), (168, 117378), (189, 104336), (216, 91294), (252, 78252), (336, 58689), (378, 52168), (432, 45647), (504, 39126), (756, 26084), (1008, 19563), (1512, 13042), (3024, 6521)]